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Professional work · Models tested: 5 · Score publishers: Vals AI ## Model results | # | Model | Score | ± | Cost | Latency | | | --- | --- | --- | --- | --- | --- | --- | | 1 | [Claude Opus 5.5](https://benchize.com/models/claude-opus-5-5-max.md)Max | 100% | SE ±0 pp | $0.09 | 6.47source duration | | | ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 100 \| percent \| reported \| Higher is better \| \| `cost_per_test` \| 0.091833 \| USD \| per_test \| Lower is better \| \| `latency` \| 6.47 \| source_duration \| reported_duration \| Lower is better \| ### Configuration computeEffort max harness Not reported maxOutputTokens 128000 provider Anthropic reasoning Not reported Reasoning effort max Temperature 1 topP Not reported verbosity Not reported ### Reported statistics Uncertainty Standard error: ±0 pp sourcePopulation 19 stderr 0 tokenTotals {"cache_read_tokens":0,"cache_write_tokens":33087830,"input_tokens":33103510,"output_tokens":724589,"reasoning_tokens":594453} ### Source [Original source](https://www.vals.ai/_astro/benchmark_view_claimbench.cK2bPt2E.json) Source Vals AI Original model label anthropic/claude-opus-5-5 Source version 1 Observed 2026-10-21T16:45:56.452Z Evidence SHA-256 `c0b96e43a97ed7a9dbb35a06b2ff59446cf8fd70f6d50005b8c58aa860f229d8` Source locator `/tasks/overall/anthropic~1claude-opus-5-5` | | | | | | | | 1 | [Claude Sonnet 5.5](https://benchize.com/models/claude-sonnet-5-5-max.md)Max | 100% | SE ±0 pp | $0.05 | 4.05source duration | | | ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 100 \| percent \| reported \| Higher is better \| \| `cost_per_test` \| 0.045922 \| USD \| per_test \| Lower is better \| \| `latency` \| 4.047 \| source_duration \| reported_duration \| Lower is better \| ### Configuration computeEffort max harness Not reported maxOutputTokens 128000 provider Anthropic reasoning Not reported Reasoning effort max Temperature 1 topP Not reported verbosity Not reported ### Reported statistics Uncertainty Standard error: ±0 pp sourcePopulation 19 stderr 0 tokenTotals {"cache_read_tokens":0,"cache_write_tokens":33087830,"input_tokens":33103510,"output_tokens":725633,"reasoning_tokens":595497} ### Source [Original source](https://www.vals.ai/_astro/benchmark_view_claimbench.cK2bPt2E.json) Source Vals AI Original model label anthropic/claude-sonnet-5-5 Source version 1 Observed 2026-10-21T16:45:56.452Z Evidence SHA-256 `c0b96e43a97ed7a9dbb35a06b2ff59446cf8fd70f6d50005b8c58aa860f229d8` Source locator `/tasks/overall/anthropic~1claude-sonnet-5-5` | | | | | | | | 1 | [GPT-6.1 Sol](https://benchize.com/models/gpt-6-1-sol-max.md)Max | 100% | SE ±0 pp | $0.03 | 11.26source duration | | | ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 100 \| percent \| reported \| Higher is better \| \| `cost_per_test` \| 0.029239 \| USD \| per_test \| Lower is better \| \| `latency` \| 11.262 \| source_duration \| reported_duration \| Lower is better \| ### Configuration computeEffort Not reported harness Not reported maxOutputTokens 128000 provider OpenAI reasoning Not reported Reasoning effort max Temperature Not reported topP Not reported verbosity Not reported ### Reported statistics Uncertainty Standard error: ±0 pp sourcePopulation 19 stderr 0 tokenTotals {"cache_read_tokens":8006,"cache_write_tokens":19425646,"input_tokens":19723414,"output_tokens":816345,"reasoning_tokens":698171} ### Source [Original source](https://www.vals.ai/_astro/benchmark_view_claimbench.cK2bPt2E.json) Source Vals AI Original model label openai/gpt-6.1-sol Source version 1 Observed 2026-10-21T16:45:56.452Z Evidence SHA-256 `c0b96e43a97ed7a9dbb35a06b2ff59446cf8fd70f6d50005b8c58aa860f229d8` Source locator `/tasks/overall/openai~1gpt-6.1-sol` | | | | | | | | 1 | [Claude Haiku 5.5](https://benchize.com/models/claude-haiku-5-5-max.md)Max | 100% | SE ±0 pp | $0.00254 | 5.06source duration | | | ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 100 \| percent \| reported \| Higher is better \| \| `cost_per_test` \| 0.002541 \| USD \| per_test \| Lower is better \| \| `latency` \| 5.059 \| source_duration \| reported_duration \| Lower is better \| ### Configuration computeEffort max harness Not reported maxOutputTokens 128000 provider Anthropic reasoning Not reported Reasoning effort max Temperature Not reported topP Not reported verbosity Not reported ### Reported statistics Uncertainty Standard error: ±0 pp sourcePopulation 19 stderr 0 tokenTotals {"cache_read_tokens":0,"cache_write_tokens":33087830,"input_tokens":33103510,"output_tokens":1684900,"reasoning_tokens":1554532} ### Source [Original source](https://www.vals.ai/_astro/benchmark_view_claimbench.cK2bPt2E.json) Source Vals AI Original model label anthropic/claude-haiku-5-5 Source version 1 Observed 2026-10-21T16:45:56.452Z Evidence SHA-256 `c0b96e43a97ed7a9dbb35a06b2ff59446cf8fd70f6d50005b8c58aa860f229d8` Source locator `/tasks/overall/anthropic~1claude-haiku-5-5` | | | | | | | | 5 | [GPT-6 Luna](https://benchize.com/models/gpt-6-luna-max.md)Max | 99.18% | SE ±0.2 pp | $0.00137 | 7.28source duration | | | ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `accuracy` \| 99.184 \| percent \| reported \| Higher is better \| \| `cost_per_test` \| 0.001372 \| USD \| per_test \| Lower is better \| \| `latency` \| 7.283 \| source_duration \| reported_duration \| Lower is better \| ### Configuration computeEffort Not reported harness Not reported maxOutputTokens 128000 provider OpenAI reasoning Not reported Reasoning effort max Temperature Not reported topP Not reported verbosity Not reported ### Reported statistics Uncertainty Standard error: ±0.2 pp sourcePopulation 19 stderr 0.203 tokenTotals {"cache_read_tokens":0,"cache_write_tokens":19433652,"input_tokens":19723414,"output_tokens":462844,"reasoning_tokens":349610} ### Source [Original source](https://www.vals.ai/_astro/benchmark_view_claimbench.cK2bPt2E.json) Source Vals AI Original model label openai/gpt-6-luna Source version 1 Observed 2026-10-21T16:45:56.452Z Evidence SHA-256 `c0b96e43a97ed7a9dbb35a06b2ff59446cf8fd70f6d50005b8c58aa860f229d8` Source locator `/tasks/overall/openai~1gpt-6-luna` | | | | | | | --- Cite as: ClaimBench / overall — Benchize, https://benchize.com/benchmarks/vals-ai%3Aclaimbench%3Aoverall (retrieved 2026-10-21)