14 results Clear filters
Ranked by raw score for Humanity's Last Exam - . Versions are kept separate, and incompatible results are never combined.
Claude Fable 5by Anthropic
2026-06-09
anthropic/claude-fable-5

Claude model for creative writing, analysis, and controlled agent workflows

T Reasoning Tools Weight access not listed
Context
1M
Input
$10/M
Output
$50/M
2026-04-08
meta/muse-spark-1.1

Muse Spark is a natively multimodal reasoning model with support for tool-use, visual chain of thought, and multi-agent orchestration.

T Reasoning Tools Structured output Weight access not listed
Context
1M
Input
$1.25/M
Output
$4.25/M
GPT-5.4 Proby OpenAI
2026-03-05
openai/gpt-5.4-pro

More exact GPT-5.4 tier for demanding professional reasoning and agent tasks

T Reasoning Tools Weight access not listed
Context
1.05M
Input
$30/M
Output
$180/M
Claude Opus 4.8by Anthropic
2026-05-28
anthropic/claude-opus-4-8

Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents

T Reasoning Tools Weight access not listed
Context
1M
Input
$5/M
Output
$25/M
GPT-5.5 Proby OpenAI
2026-04-23
openai/gpt-5.5-pro

Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding

T Reasoning Tools Structured output Weight access not listed
Context
1.05M
Input
$30/M
Output
$180/M
Claude Opus 4.7by Anthropic
2026-04-16
anthropic/claude-opus-4-7

Stronger Opus tier for advanced software work and high-stakes reasoning

T Reasoning Tools Weight access not listed
Context
1M
Input
$5/M
Output
$25/M
GPT-5.5by OpenAI
2026-04-23
openai/gpt-5.5

Default frontier GPT for coding, computer use, research, and knowledge work

T Reasoning Tools Structured output Weight access not listed
Context
1.05M
Input
$5/M
Output
$30/M
GPT-5.4by OpenAI
2026-03-05
openai/gpt-5.4

Agent-ready GPT for coding and computer-use workflows at a lower cost

T Reasoning Tools Structured output Weight access not listed
Context
1.05M
Input
$2.5/M
Output
$15/M
Step 3.7 Flashby StepFun
2026-05-29
stepfun/step-3.7-flash

Newer StepFun flash model for faster agents, coding, and multimodal prompts

T Reasoning Tools Open weights
Context
256K
Input
$0.185/M
Output
$1.11/M
Claude Sonnet 4.6by Anthropic
2026-02-17
anthropic/claude-sonnet-4-6

Claude workhorse for coding agents, careful analysis, and production cost control

T Reasoning Tools Weight access not listed
Context
1M
Input
$3/M
Output
$15/M
2026-02-19
google/gemini-3.1-pro-preview

Reasoning-first Gemini preview for agentic coding and complex problem solving

T Reasoning Tools Structured output Weight access not listed
Context
1.04858M
Input
$2/M
Output
$12/M
Qwen3.7 Maxby Alibaba Qwen
2026-05-21
alibaba/qwen3.7-max

Qwen frontier model tuned for agent frameworks, coding assistants, and long tasks

T Reasoning Tools Weight access not listed
Context
1M
Input
$2.5/M
Output
$7.5/M
2026-05-19
google/gemini-3.5-flash

Fast Gemini model balancing multimodal reasoning, tool use, and cost

T Reasoning Tools Structured output Weight access not listed
Context
1.04858M
Input
$1.5/M
Output
$9/M
2026-06-04
nvidia/nemotron-3-ultra-550b-a55b

Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy

T Reasoning Tools Structured output Open weights
Context
1M
Input
$0.5/M
Output
$2.5/M