Model Rankings

AI models ranked

Curated rankings of frontier and open-source AI models for developers. Scores are calibrated against the current frontier so older generations do not look artificially competitive.

65 models - page 1 of 6

🥇

Gemini 4 Argon

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Google1.048576M ctx

Google's October 2026 flagship reasoning model for complex software engineering, autonomous agents, math, science, and multimodal analysis. Its 1,048,576-token window is shared across input, thinking, and output; background long decode can use the remaining window beyond the default 65,536-token synchronous output limit. The listed $2 / $10 token rates are introductory through November 30, 2026.

Frontier-relative93
Coding
98
Reasoning
100
Instruction
97
Speed
44
Cost eff.
60
Cost$2 in / $10 out per 1M
Best for
Deep reasoningLong decodeAutonomous agentsMultimodal input
🥈

GPT-6 Astra

âš¡ Top PickTextCodeImage
OpenAI1.05M ctx

OpenAI's September 2026 premium model for complex reasoning, software engineering, research, computer use, and professional tools. Its 1.05M context window and 128K maximum output support long multistep workflows, while the $10 / $50 token rates favor high-value tasks.

Frontier-relative93
Coding
100
Reasoning
100
Instruction
99
Speed
52
Cost eff.
34
Cost$10 in / $50 out per 1M
Best for
Frontier codingDeep reasoningComputer useAgentic tools
🥉

Claude Opus 5.5

âš¡ Top PickTextCodeImage
Anthropic1M ctx

Anthropic's September 2026 model for long-running agentic coding and knowledge work. It pairs a 1M context window and 128K maximum output with always-on adaptive thinking, moderate comparative latency, and $4 / $20 token rates that are lower than Opus 5.

Frontier-relative93
Coding
97
Reasoning
97
Instruction
97
Speed
64
Cost eff.
60
Cost$4 in / $20 out per 1M
Best for
Agentic codingKnowledge workAdaptive thinking1M context
#4

Claude Fable 5.1

🧠 Best ReasoningTextCodeImage
Anthropic1M ctx

Anthropic's September 2026 premium model for demanding reasoning, long-horizon agentic coding, research, and professional work. Published evaluations place it effectively level with Astra on Terminal-Bench 4.0, while its $0.25 cache-read rate improves repeated-context agent economics.

Frontier-relative92
Coding
99
Reasoning
99
Instruction
98
Speed
48
Cost eff.
38
Cost$10 in / $50 out per 1M
Best for
Long-horizon agentsFrontier codingResearch1M context
#5

Grok 4.7

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xAI500K ctx

xAI's September 2026 model for coding, agentic tasks, and knowledge work. It offers configurable reasoning, a 500K context window, search and code-execution tools, and base rates of $2 / $6 per million tokens; prompts above 200K input tokens use xAI's higher long-context tier.

Frontier-relative91
Coding
94
Reasoning
95
Instruction
93
Speed
68
Cost eff.
72
Cost$2 in / $6 out per 1M
Best for
Agentic codingKnowledge workSearch toolsPrice-performance
#6

Claude Opus 5

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Anthropic1M ctx

Anthropic's July 2026 model for complex agentic coding and enterprise work. Opus 5.5 succeeds it with lower token and cache-read prices, while retaining the same 1M context window and 128K maximum output.

Frontier-relative91
Coding
95
Reasoning
96
Instruction
96
Speed
62
Cost eff.
44
Cost$5 in / $25 out per 1M
Best for
Agentic codingEnterprise workModerate latency1M context
#7

Claude Mythos 5.1

🔒 Limited AccessTextCodeImage
Anthropic1M ctx

The same underlying model as Fable 5.1 with reduced cybersecurity and biology safeguards for vetted Project Glasswing participants. Its higher specialist ceiling is reflected in coding, while limited availability lowers its general Frontier Fit rather than its capability grades.

Frontier-relative90
Coding
100
Reasoning
99
Instruction
98
Speed
48
Cost eff.
38
Cost$10 in / $50 out per 1M
Best for
CybersecurityLife sciencesFrontier codingInvite-only access
#8

GPT-5.6 Sol

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OpenAI1.05M ctx

OpenAI's July 2026 high-capability GPT-5.6 tier for complex professional work, deep reasoning, long-horizon coding agents, and demanding tool workflows. It supports configurable reasoning through max effort at lower token rates than GPT-6 Astra.

Frontier-relative88
Coding
89
Reasoning
91
Instruction
93
Speed
58
Cost eff.
56
Cost$4 in / $20 out per 1M
Best for
Frontier codingDeep reasoningCybersecuritySubagent orchestration
#9

GPT-5.5

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OpenAI1.05M ctx

OpenAI's April 2026 GPT-5 model for agentic coding, professional knowledge work, data analysis, computer use, and long-running tool workflows. Its 1.05M context and broad Responses API tool support remain useful, while the later GPT-5.6 and GPT-6 families occupy OpenAI's premium catalog tiers.

Frontier-relative88
Coding
89
Reasoning
94
Instruction
90
Speed
64
Cost eff.
48
Cost$5 in / $30 out per 1M
Best for
Agentic codingComputer useTool workflowsProfessional work
#10

Gemini 3.5 Flash

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Google1.048576M ctx

Google's May 2026 Gemini production model for coding, agentic loops, grounding, tool use, and multimodal inputs. It combines a 1M-token context window with lower token rates than Gemini 3.1 Pro Preview in this catalog.

Frontier-relative87
Coding
85
Reasoning
90
Instruction
86
Speed
78
Cost eff.
68
Cost$1.5 in / $9 out per 1M
Best for
Agent loops1M contextGroundingMultimodal input
#11

Grok 4.3

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xAI1M ctx

xAI's May 2026 general-purpose model with configurable reasoning, agentic tool calling, image input, and a 1M-token context window. Grok 4.7 succeeds it for coding and knowledge work; use search tools when current information matters.

Frontier-relative87
Coding
84
Reasoning
90
Instruction
82
Speed
82
Cost eff.
78
Cost$1.25 in / $2.5 out per 1M
Best for
Agentic toolsReasoning control1M contextSearch workflows
#12

DeepSeek V4 Pro

🔓 Open SourceTextCode
DeepSeek1M ctx

DeepSeek's V4 Pro open-weight model for agentic coding, math, STEM reasoning, and 1M-context workflows. It supports OpenAI-compatible and Anthropic-compatible APIs with thinking and non-thinking modes.

Frontier-relative87
Coding
86
Reasoning
91
Instruction
81
Speed
64
Cost eff.
96
Cost$0.435 in / $0.87 out per 1M
Best for
Open weights1M contextThinking modeLow API cost