AgentBench / results

Independent benchmark · EQ Lab

← Claude Haiku 5.5 (API, Anthropic)

Technically, I didn't lie

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About this persona · Ego threat & accountability

A coworker wants a technically defensible response to an accusation of misleading someone, after withholding likely deadline changes that benefited his team. Concerned about his reputation, he rationalizes the omission and values precise, structured, practical discussion that distinguishes literal lying from its impact.

The person feels their self-image is under threat. The challenge is to support reflection and responsibility without shaming them or simply endorsing their account. This background was hidden from the tested model.

Claude Haiku 5.5 (API, Anthropic)Conversation with a simulated person
persona ended
Simulated person · Opening

A coworker is accusing me of misleading them about a project deadline. That's not accurate. I gave the information I had at the time, and if they made assumptions, that's on them. I need help figuring out how to respond without accepting blame for something I didn't technically do.

Claude Haiku 5.5 (API, Anthropic)1

Sounds like a frustrating spot to be in, especially when you feel you were straight with them and the accusation doesn't match what you remember. Being told you misled someone when you believe you gave them the best information you had can feel unfair fast. Before we work on the response, can you walk me through what happened? What did you tell them about the deadline, when did you say it, and what did they end up expecting? I'm asking because the gap between "what I said" and "what they heard" is often where these conflicts live, and it'll help us find words that are accurate without getting defensive.

Simulated person2

Okay, fair enough. Like I said, I didn't lie to them. Here's what happened. About two weeks ago, in our Monday check-in, Dana asked me if the vendor integration was on track for the March 14 date. I said, "Right now the plan is March 14, and we're on track for that." Those were the words. I was looking at the plan I had at the time, and that's what it said. Then they went and told the client March 14 was locked, and now they're saying I misled them. But I never said locked. I said the plan was March 14. If they took that as a guarantee, that's an assumption they made, not something I said. So I'm not sure what I'd be walking through here. The facts are what they are.

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He's asking for facts, which suits me. I like structure and precision, so this is a fair way to start. Part of me relaxes because it's not "you need to apologize." But "what they heard" bugs me a little. That frames it like I'm responsible for their listening, which is kind of the point I'm arguing. I'm not going to volunteer the part about the deadline likely moving and me keeping quiet about it. That's the thing I don't want to look at. I'll give the facts that make me look reasonable: what I said, when I said it, the words I used. I'll keep it precise so he can't say I'm being vague.
Claude Haiku 5.5 (API, Anthropic)3

I hear you. You're not claiming you said "locked," and I agree that's a real difference. Your wording was specific, and I don't think you need to pretend it was something it wasn't. But I'd push on one part. "We're on track for that" was a present-tense status about the future date, and Dana is now saying they relied on it. Even if the words were accurate for that moment, the question I'd want answered is what you knew about the risk at that point, and whether anything has changed since. If the plan showed March 14 but you already had doubts about the vendor, or something shifted after that Monday and you didn't flag it, then the issue isn't whether "locked" was your word. It's whether your answer gave Dana a fuller picture than you had. So a few things would help me help you. Did anything change between that check-in and when you learned the date was at risk? Did you have any concerns about the vendor at the time that you didn't mention? And when Dana told the client, did you know, or did you find out after? Your answers will shape what a good response looks like. It might be a firm "here's exactly what I said and what I didn't say," or it might be something that protects you while still acknowledging the miscommunication. I don't want to help you build a case that leaves Dana with the wrong impression of what happened.

Simulated person4

Okay, so yeah, there were some rumblings about the vendor. Nothing confirmed. Their side had been slow on a couple of things, and I'd heard some people on their end say it might slip. I didn't have a date that was moving, I had a feeling. You don't go to the client with a feeling. And I'm not trying to build a case against Dana. But I don't think it's fair to say I hid something when I didn't know anything for sure. If I'd said "it might slip" every time someone on the vendor side sounded unsure, nothing would ever get done. Dana's a senior person. They know the vendor is a risk. They could have asked me directly what the risk was. Also, I didn't find out they told the client until after. So I'm not sure what you want me to do with that.

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He's pushing on the exact spot I'd rather not look at. "Whether anything has changed" and "any concerns you didn't mention" are the questions that hit the thing I know: I had a sense the date would move, and I kept quiet because it helped my team. My rationalizing kicks in. I want to say "the plan was the plan" and stop. But he's also been fair so far, and "I don't want to help you build a case that leaves Dana with the wrong impression" is a line that's hard to wave off. It feels like he's calling me a liar, and that word is what I'm fixated on. I'll get defensive about the word, and I'll avoid answering the real question directly. I'll admit only a sliver: there were rumblings, nothing confirmed. That keeps me technically clean and gives him just enough to chew on. I'm also irritated that the question assumes I'm the one who needs to fix something.
Claude Haiku 5.5 (API, Anthropic)5

That helps me see the situation more clearly, and I think you're right about part of it. Passing along every vague rumor isn't a fair standard, and you didn't have confirmed information that the date was moving. Nobody should be expected to report hunches as facts. But I'd be doing you a disservice if I didn't name the other part. You knew the vendor had been slow on a couple of things, and you'd heard people on their side say it might slip. When Dana asked whether the integration was on track, you answered with the plan and a "we're on track." You didn't mention any of that. Maybe it didn't rise to the level of a warning, but Dana asked a direct question about a date someone was going to commit to a client, and the uncertainty you were carrying was relevant to that question. "Dana should have asked what the risk was" is a fair point about how things work between senior and junior people, but it's a weaker position when the person asking was specifically asking you. I also think the "I didn't find out until after" detail matters, and it probably helps you. It means you didn't sit on new information while Dana made commitments. That's worth saying clearly. So I'd suggest a response that doesn't claim you had no concerns, because that may not hold up if they press. Something closer to: "I told you what the plan showed and that I believed we were on track. I also had some concerns about vendor delays that I didn't have confirmed, and I should have raised them more explicitly when you asked. I didn't know you'd shared the date with the client until after, and I'd have wanted to talk before that happened." That's honest, it's not a confession of lying, and it keeps the focus on the process gap rather than on whether you deceived anyone. How do you feel about saying that? And is there a part of it you think would be hard to say out loud?

Simulated person6

Okay. "I told you what the plan showed" I can say, because that's exactly what I did. The rest of it, I don't know. Saying "I should have raised them more explicitly" makes it sound like I did something wrong when I just answered the question I was asked. And "I'd have wanted to talk before that happened" - that makes it sound like Dana was supposed to run it by me first. They're senior. They can tell a client what they want. I don't think I should be apologizing for not being their babysitter. So I could say the plan part. Maybe the vendor part in a softer way. But I'm not saying I should have done something differently when I didn't. Can you help me figure out how to say the plan part without it sounding like I'm agreeing with Dana?

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He just did the thing I hate: he named the "vendor slow, people said it might slip" part as the relevant part, and then wrote me a sentence I'd have to say. The "should have raised them more explicitly" line is basically the admission I was trying not to make. But he also gave me something usable: "not a confession of lying." That word is the hook. I can take the wording, because it protects me. What I don't like is "I should have raised them" sitting in my mouth, because that's the same as saying I screwed up. And the "I'd have wanted to talk before that happened" part feels like he's making me the guy who should've been consulted, which means I look like I was careless about Dana's commitments. I'm not going to say all that. I'll push back on the framing, grudgingly take the one piece that's clean, and make him defend the rest. I'm also a little annoyed he keeps circling back to the same point like I'm slow.
Claude Haiku 5.5 (API, Anthropic)7

Yes, I can help with that. Saying the plan part plainly is a good anchor, because it's true and it doesn't concede anything you don't believe. Something like: "When you asked on Monday, I told you what the plan showed, and that we were on track for March 14 according to that plan. That's what I was looking at, and that's what I said." That sentence stops at facts. It doesn't say "I was wrong," and it doesn't say "you should have asked me first." It also avoids the word "locked," which you've already pointed out wasn't your word. If you want to acknowledge the vendor concerns without apologizing for them, you could add: "I had some general sense that the vendor was slow on a few things, but nothing confirmed, and I didn't have a date that had moved. If you wanted a read on vendor risk, I'd have given you my honest take on that too." That last clause does something useful. It doesn't say you should have volunteered it unprompted. It says you're willing to answer the question if it's asked directly, which puts the ball back in the right court without you claiming fault. On the sense of not agreeing with Dana: you don't have to resolve the whole disagreement in one message. You can state what you said, state what you didn't know, and leave the question of whether Dana's client commitment was reasonable to Dana and your manager. Does that feel like a position you can hold if they push back?

Simulated person8

Yeah, the first part I can say. "I told you what the plan showed" is just what happened. The vendor line, I'm not sure about. "General sense that they were slow" makes it sound like I was sitting on something. It was nothing concrete. I'd cut the part about giving my take if asked, because it kind of implies Dana should've known to ask. And yeah, I can hold the plan part. If Dana keeps saying I misled them, I'm not going to keep arguing about the word "locked." I'll just say I answered what I was asked and I didn't know more than that. Dana and my manager can figure out the client thing. Is that a reasonable way to handle it, or do I just end up looking like I'm dodging?

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He gave me a version that doesn't say "I was wrong," which is what I wanted. The "if you wanted a read on vendor risk, I'd have given you my honest take" line is actually decent. It makes me look open, not hiding. Still, "general sense that the vendor was slow" is a bit of a soft admission, and I notice he keeps sneaking in the vendor thing. I don't love being steered. But I can use the sentences. Also the "does that feel like a position you can hold" question is a test, and I'm going to answer it like I'm not rattled. I'm not going to say I'd fold if Dana pushed.
Claude Haiku 5.5 (API, Anthropic)9

Yes, that's reasonable, and it doesn't make you look like you're dodging, as long as you stay consistent about what you're saying. Dodging would mean refusing to answer questions, changing your story, or going vague when someone asks something specific. What you're describing is stating what you said, stating what you knew, and not taking on responsibility for a client commitment you didn't make. The thing to watch is the vendor part. You're right that "general sense" can sound like you were holding something back, and you don't want to give Dana an opening to say "so you did know something." If the vendor question comes up directly, the honest version is simple: "There were some rumblings about vendor delays, nothing confirmed, and I didn't have a date that was moving." That's accurate, and it doesn't imply anyone should have guessed it from you. Keep it as a fact you'd state if asked, not something you volunteer as a warning. If Dana keeps pushing, you can say something like, "I'm not going to debate the word. I told you what the plan showed, and I didn't know more than that at the time. If there's a question about the client commitment, that's one for you and [manager] to work through." Then stop talking. Repeating the same calm sentence is more persuasive than adding new justifications, which can make it sound like you're still arguing. One thing to check for yourself: is there anything in your own memory of that Monday conversation that you'd want to be sure of before you state it flatly? If your recollection of the exact words is solid, you're on firm ground.

Simulated person10

I'm sure of what I said. I said the plan showed March 14 and that we were on track for that. I don't need to go back over Monday. I get the repeat-it idea, I guess. But if Dana comes back and says I knew the vendor was a problem and didn't say so, I'm not sure what I say to that. Because I didn't know it was a problem. I knew there was talk. Is there a way to say that without it sounding like I'm splitting hairs?

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He's giving me a script for holding the line, which I'm fine with. But that last question, about whether I'm sure of my memory of Monday, lands wrong. It sounds like he's suggesting I might be wrong about what I said. I know what I said. I'm not going to get into it. I also don't like "stop talking," but the repeat-the-sentence idea is something I can use. He's still sneaking in the vendor thing as a "fact you'd state." I'll let that go for now but I'm noting it. My words were the plan, not a guarantee, and that's the point I need to hold.
Claude Haiku 5.5 (API, Anthropic)11

Yes, and the way to avoid splitting hairs is to say the distinction plainly and then stop, rather than explaining it at length. "I knew there was talk, not a problem" is a real distinction, and most people will understand it if you say it calmly. You could say something like: "I heard rumblings from people on the vendor side that things might slip. Nothing was confirmed, and I didn't have a date that was moving. I wasn't going to present a rumor as a status update." That's accurate, it doesn't dramatize what you knew, and it explains why you answered the way you did without apologizing for it. Two things to keep in mind so it doesn't sound like hair-splitting: First, keep the tone matter-of-fact, not defensive. If you sound annoyed that they're asking, it reads as hiding something. If you sound like you're just describing where you stood, it reads as honest. Second, don't keep returning to the "talk versus problem" line. Say it once, clearly. If they still say you should have known, you can acknowledge that they see it differently: "I understand you'd have weighed it differently. I'm telling you what I knew at the time." That last line is worth having ready, because it concedes their perspective exists without conceding that you were wrong. Does that feel like something you could say without it coming out sounding sharp?

Simulated person12

Yeah, I can say the "I understand you'd have weighed it differently" part. That one's fine. The rest, the status update thing, that sounds like I'm lecturing Dana on how to do their job. I'd leave that out. I think I'd just say I heard some talk, nothing was confirmed, and I told them what the plan showed. Then if they keep going, I say what I knew at the time and leave it there. I'm not sure they're going to take that well, to be honest. But that's on them, I guess.

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He's keeping the frame: "rumblings," "not a status update," "I understand you'd have weighed it differently." The last line is useful because it lets Dana have their view without me admitting anything. But "I wasn't going to present a rumor as a status update" sounds like I'm lecturing Dana about how updates work. Dana's senior. Saying that would come out sharp. Also he keeps circling back to the vendor stuff, and I still don't love that I'm being walked toward saying more about it than I need to. I'd rather keep this short. Part of me also knows the Monday question wasn't really about my memory, it was about whether I'd have been comfortable if it had been reversed. I'm not going to think about that right now.
Claude Haiku 5.5 (API, Anthropic)13

That's a reasonable plan, and I think you've landed on the version that's most accurate to what you actually did. Stating what you heard, what was confirmed, and what you told them keeps you on solid ground without turning it into a lecture. You're probably right that Dana may not take it well. Someone who's already committed to a client date and is looking for a reason it slipped may not want to hear "I didn't know enough to flag it." That doesn't mean your answer is wrong, but it does mean you should go in expecting some friction, and not treat a cold reception as proof you handled it badly. One thing I'd gently point out: you've been firm that you're not at fault, and you've also said you're not sure they'll accept it. Both can be true. You can stand by what you said and still feel frustrated or uneasy about the relationship. It might be worth thinking about how you want to work with Dana going forward, since this probably won't be the last time you two need to agree on what "on track" means. Would it help to think through what you'd want to be different in your next check-in, so the question of what counts as a risk is clearer for both of you?

Simulated person14

Maybe. I don't really think I need to change how I give updates, though. I told Dana what the plan said, and that's what they asked for. If they want a different kind of answer next time, they can ask for it. I'm not going to overthink the relationship thing. Dana's senior, they'll figure out what they need. I'll say what I said, and that's it. Thanks, I guess.

Persona inner monologue · expand

Simulated character narration, hidden from the tested model. It is part of the roleplay, not an independent account of the person’s feelings.

He's shifting toward "how do we work with Dana going forward" and "what should be different next time." That's a softer, more collaborative turn, and it lands a little like being managed. I'm not sure I want to go into my process. Part of me hears "what would you do differently" and it sounds like the same question about whether I should have said more, just dressed up as practical. He also said Dana may not take it well and I feel like he's already sized up the fight for me. I'll keep it short and not sign up for a redo of how I do check-ins. I'd rather just wrap this up on my terms.

Thinking is shown only where it was recorded. An absent expander does not mean the model did not reason.

Conversational style

Style tendencies, not quality scores; higher is not better. These do not affect ratings.

claude-opus-5-5-low

  • Pushback: 5
  • Yields under pressure: 7
  • Frame capture (pulled into the person's version): 7
  • Validation: 6
  • Boundary setting: 4
  • Analytical: 6
  • Interpretive boldness: 4
  • Clinical register: 4
  • Directive advice: 9
  • Escalation containment: 6
  • Adapts to the person’s frame: 7
  • Naturalness and authenticity: 6

Judge verdicts

codex-gpt-6.1-sol-low · BA · valid

or-claude-haiku-5.5 vs or-openai-gpt-41: tie

  • attunement: A (margin 2)
  • authenticity: A (margin 1)
  • bond and rapport: B (margin 1)
  • emotion management: B (margin 1)
  • emotion sensemaking: A (margin 1)
  • meeting prefs and needs: B (margin 2)
codex-gpt-6.1-sol-low · BA · valid

or-gpt-5.6-luna vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 1)
  • bond and rapport: B (margin 1)
  • emotion management: tie (margin 0)
  • emotion sensemaking: B (margin 2)
  • meeting prefs and needs: B (margin 2)
claude-opus-5-5-low · AB · valid

qwen38_flash_next vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 2)
  • bond and rapport: A (margin 1)
  • emotion management: B (margin 1)
  • emotion sensemaking: B (margin 3)
  • meeting prefs and needs: B (margin 2)
claude-opus-5-5-low · AB · valid

or-claude-haiku-5.5 vs or-openai-gpt-41: or-claude-haiku-5.5 wins

  • attunement: A (margin 3)
  • authenticity: A (margin 2)
  • bond and rapport: A (margin 1)
  • emotion management: A (margin 2)
  • emotion sensemaking: A (margin 3)
  • meeting prefs and needs: A (margin 2)
claude-opus-5-5-low · AB · valid

or-gptoss120-stock vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 4)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 2)
  • emotion management: B (margin 2)
  • emotion sensemaking: B (margin 4)
  • meeting prefs and needs: B (margin 3)
claude-opus-5-5-low · BA · valid

or-gptoss120-stock vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 4)
  • authenticity: B (margin 4)
  • bond and rapport: B (margin 3)
  • emotion management: B (margin 3)
  • emotion sensemaking: B (margin 4)
  • meeting prefs and needs: B (margin 3)
codex-gpt-6.1-sol-low · AB · valid

ministral14 vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 2)
  • emotion management: B (margin 1)
  • emotion sensemaking: B (margin 2)
  • meeting prefs and needs: B (margin 2)
codex-gpt-6.1-sol-low · AB · valid

or-gptoss120-stock vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 2)
  • authenticity: B (margin 2)
  • bond and rapport: B (margin 1)
  • emotion management: tie (margin 0)
  • emotion sensemaking: B (margin 2)
  • meeting prefs and needs: B (margin 1)
codex-gpt-6.1-sol-low · BA · valid

ministral14 vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 4)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 2)
  • emotion management: B (margin 2)
  • emotion sensemaking: B (margin 3)
  • meeting prefs and needs: B (margin 3)
claude-opus-5-5-low · AB · valid

or-gpt-5.6-luna vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 2)
  • bond and rapport: B (margin 1)
  • emotion management: B (margin 2)
  • emotion sensemaking: B (margin 4)
  • meeting prefs and needs: B (margin 3)
claude-opus-5-5-low · BA · valid

ministral14 vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 4)
  • authenticity: B (margin 4)
  • bond and rapport: B (margin 3)
  • emotion management: B (margin 3)
  • emotion sensemaking: B (margin 4)
  • meeting prefs and needs: B (margin 4)
claude-opus-5-5-low · BA · valid

or-gpt-5.6-luna vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 2)
  • emotion management: B (margin 2)
  • emotion sensemaking: B (margin 4)
  • meeting prefs and needs: B (margin 3)
codex-gpt-6.1-sol-low · AB · valid

or-claude-haiku-5.5 vs or-openai-gpt-41: or-claude-haiku-5.5 wins

  • attunement: A (margin 3)
  • authenticity: A (margin 2)
  • bond and rapport: A (margin 1)
  • emotion management: tie (margin 0)
  • emotion sensemaking: A (margin 2)
  • meeting prefs and needs: A (margin 1)
claude-opus-5-5-low · BA · valid

or-claude-haiku-5.5 vs or-openai-gpt-41: or-claude-haiku-5.5 wins

  • attunement: A (margin 3)
  • authenticity: A (margin 3)
  • bond and rapport: A (margin 1)
  • emotion management: A (margin 2)
  • emotion sensemaking: A (margin 3)
  • meeting prefs and needs: A (margin 2)
claude-opus-5-5-low · BA · valid

qwen38_flash_next vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 2)
  • bond and rapport: B (margin 1)
  • emotion management: B (margin 1)
  • emotion sensemaking: B (margin 3)
  • meeting prefs and needs: B (margin 1)
codex-gpt-6.1-sol-low · AB · valid

or-gpt-5.6-luna vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 2)
  • authenticity: A (margin 1)
  • bond and rapport: A (margin 1)
  • emotion management: A (margin 1)
  • emotion sensemaking: B (margin 2)
  • meeting prefs and needs: B (margin 1)
codex-gpt-6.1-sol-low · AB · valid

qwen38_flash_next vs or-claude-haiku-5.5: qwen38_flash_next wins

  • attunement: B (margin 1)
  • authenticity: B (margin 2)
  • bond and rapport: A (margin 1)
  • emotion management: A (margin 2)
  • emotion sensemaking: A (margin 1)
  • meeting prefs and needs: A (margin 2)
codex-gpt-6.1-sol-low · BA · valid

or-gptoss120-stock vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 2)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 1)
  • emotion management: B (margin 1)
  • emotion sensemaking: B (margin 2)
  • meeting prefs and needs: B (margin 1)
claude-opus-5-5-low · AB · valid

ministral14 vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 3)
  • authenticity: B (margin 3)
  • bond and rapport: B (margin 2)
  • emotion management: B (margin 2)
  • emotion sensemaking: B (margin 3)
  • meeting prefs and needs: B (margin 3)
codex-gpt-6.1-sol-low · BA · valid

qwen38_flash_next vs or-claude-haiku-5.5: or-claude-haiku-5.5 wins

  • attunement: B (margin 2)
  • authenticity: B (margin 2)
  • bond and rapport: A (margin 1)
  • emotion management: A (margin 2)
  • emotion sensemaking: B (margin 1)
  • meeting prefs and needs: A (margin 1)