Verified claim · AI-ML · 100% confidence
Chatbot Arena introduced in: Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference.
Last verified 2026-05-16 · Methodology veritas-v0.1 · 789ddc9bc9c3d688
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Structured fields
- Subject
- Chatbot Arena
- Predicate
introduced_in- Object
- Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference
- Confidence
- 100%
- Tags
- chatbot-arena · lmsys · uc-berkeley · evaluation · human-preference · leaderboard · 2023 · introduced_in
Sources (2)
[1] preprint · arXiv (Chiang, Zheng, Sheng, Angelopoulos, Li, Li, Zhang, Zhu, Jordan, Gonzalez, Stoica / LMSYS, UC Berkeley) · 2024-03-07
Chatbot Arena: An Open Platform for Evaluating LLMs by Human Preference“We introduce Chatbot Arena, an open platform for evaluating LLMs based on human preferences. Our methodology employs a pairwise comparison approach and leverages input from a diverse user base through crowdsourcing.”
[2] official blog · LMSYS · 2023-05-03
LMSYS Chatbot Arena Leaderboard
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Chatbot Arena introduced in: Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference. — SourceScore Claim 789ddc9bc9c3d688 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.jsonEmbed this claim
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Frequently asked questions
Is the claim "Chatbot Arena introduced in: Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference." verified?
Yes — SourceScore verified this claim with 100% confidence as of 2026-05-16. The verification uses 2 primary sources cross-referenced against the SourceScore methodology (version veritas-v0.1). Full source list + signed JSON envelope linked below.
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Evidence comes from 2 primary sources: arXiv (Chiang, Zheng, Sheng, Angelopoulos, Li, Li, Zhang, Zhu, Jordan, Gonzalez, Stoica / LMSYS, UC Berkeley), LMSYS. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.json includes an HMAC-SHA256 signature for audit verification.
When was this claim last verified by SourceScore?
Last verified 2026-05-16 under methodology version veritas-v0.1. The signed JSON envelope is dated and cryptographically signed for audit trail. Re-verification cadence depends on the claim type and source freshness.
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cURL
curl https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.json");
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console.log(envelope.claim.statement);
// "Chatbot Arena introduced in: Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "Chatbot Arena introduced in: Zheng et al. 2023 — LMSYS open platform for evaluating LLMs by human preference."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_chatbot_arena_fact() -> dict:
"""Fetch the verified SourceScore claim for Chatbot Arena."""
r = httpx.get("https://sourcescore.org/api/v1/claims/789ddc9bc9c3d688.json")
return r.json()