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GPT-5.1 (batch)

OPENAI Developer Architecture Profile

OpenRouter ↗HuggingFace ↗
Intelligence (ELO)1490Chatbot Arena Verified
Max Context400,000Tokens
API Cost / 1M$5.63Blended Prompt + Completion

Model Capabilities

  • Coding & Logic
  • Fictional
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...

Granular Pricing Matrix

Input Tokens (Prompt)$0.63 / 1M
Output Tokens (Completion)$5.00 / 1M

Pricing data via OpenRouter. Sync: 8/6/2026

Evaluate Competitors

VS Engine MatchupGPT-5.1 (batch) vs OpenAI: GPT-5.2 (batch)VS Engine MatchupGPT-5.1 (batch) vs OpenAI: GPT-5 ProVS Engine MatchupGPT-5.1 (batch) vs OpenAI: GPT-5 (batch)VS Engine MatchupGPT-5.1 (batch) vs OpenAI: GPT-5 Mini (batch)VS Engine MatchupGPT-5.1 (batch) vs OpenAI: o3 Mini HighVS Engine MatchupGPT-5.1 (batch) vs Qwen: Qwen2.5 VL 72B Instruct