GPT-5.1-Codex is a specialized version of GPT-5.1 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Coding-optimized GPT model for repository edits, reviews, and agentic software work
GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...
GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...
GPT-5.2-Codex is an upgraded version of GPT-5.1-Codex optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
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...
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...
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-art results...
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| OpenAI: GPT-5.1-Codexopenai/gpt-5.1-codex | 1191.0 | 400K | $1.25 | $10 | 2025-11-13 | |||
| OpenAI: GPT-5.5openai/gpt-5.5 | 1171.0 | 1.05M | $5 | $30 | 2026-04-23 | |||
| OpenAI: GPT-5.5 (batch)openai/gpt-5.5:batch | 1171.0 | 1.05M | $2.5 | $15 | — | |||
| GPT-5-Codexopenai/gpt-5-codex | 1126.0 | 400K | $1.1 | $9 | 2025-09-15 | |||
| OpenAI: GPT-5.2 (batch)openai/gpt-5.2:batch | 1123.0 | 400K | $0.875 | $7 | — | |||
| OpenAI: GPT-5.2openai/gpt-5.2 | 1123.0 | 400K | $1.75 | $14 | 2025-12-11 | |||
| OpenAI: GPT-5.2-Codexopenai/gpt-5.2-codex | 1119.0 | 400K | $1.75 | $14 | 2025-12-11 | |||
| OpenAI: GPT-5.1 (batch)openai/gpt-5.1:batch | 1118.0 | 400K | $0.625 | $5 | — | |||
| OpenAI: GPT-5.1openai/gpt-5.1 | 1117.0 | 400K | $1.25 | $10 | 2025-11-13 | |||
| OpenAI: GPT-5.4 (batch)openai/gpt-5.4:batch | 1116.0 | 1.05M | $1.25 | $7.5 | — | |||
| OpenAI: GPT-5.4openai/gpt-5.4 | 1116.0 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| OpenAI: GPT-5.3-Codexopenai/gpt-5.3-codex | 1083.0 | 400K | $1.75 | $14 | 2026-02-05 |