LOADING DATASHEET
GROUNDED IN REAL HUMAN CONVERSATIONSYOUR BENCH
GPT 5.1 Codex Mini
by OpenAI
CLOSEDHOSTEDAPILONG CONTEXTPAIDREASONING
RANKED #166 OF 228 ASSISTANTS · OVERALL #264 OF 6,618 · VIBE SCORE 5.6 · 30 VOICES
Coding-optimized GPT model for repository edits, reviews, and agentic software work
HAPPY9.7
2 mentions
SAD5.3
1 mentions
VIBE TRAJECTORY
26 weeks · 8 voices
TOO QUIET
Not enough weekly voices to call a trend yet.
HOW TO USE IT
Closed model. OpenAI hosts it, so you use it through an app or an API.
PREFER OPEN SOURCE? THE CROWD HAS PICKS
GPT 5.1 Codex Mini is closed, so you rent it. These open-weight models can genuinely stand in for it. Download once, own forever.
Mistral SmallWHAT THE INTERNET SAYS
Not enough discussion about GPT 5.1 Codex Mini yet to call it. We found 30 posts but people did not say much either way.
25 POSTS · 5 COMMENTS · GITHUB · REDDIT
PEOPLE LOVE
- No fan mail yet. The crowd is still warming up.
PEOPLE COMPLAIN ABOUT
- No complaints yet. The internet is still looking for one. Suspicious.
LOOKING FOR AN ALTERNATIVE?
Other models the crowd has fully reviewed, starting with multimodal models like this one.
Grok 4.6
Qwen3.8 27B
Gemini 3.7 Flash> SOURCES (12)
- REDDIT · 2025-11-13 · 122 UPVOTESOpenAI's GPT-5.1, GPT-5.1-Codex and GPT-5.1-Codex-Mini are now in public preview for GitHub Copilot - GitHub Changelog
OpenAI's GPT-5.1, GPT-5.1-Codex and GPT-5.1-Codex-Mini are now in public preview for GitHub Copilot - GitHub Changelog
- REDDIT · 2025-11-13 · 100 UPVOTESThree new OpenAI models are now available in Cursor
Three new OpenAI models are now available in Cursor
- REDDIT · 2025-11-15 · 73 UPVOTESGPT 5.1 is a disaster.
GPT 5.1 is a disaster.
- REDDIT · 2025-11-22 · 65 UPVOTESIncrease the context window (128k -> 200k)
Increase the context window (128k -> 200k)
- REDDIT · 2025-11-13 · 40 UPVOTESComment in r/GithubCopilot
Comment in r/GithubCopilot
- REDDIT · 2025-12-04 · 35 UPVOTESOpenAI’s GPT 5.1 Codex Max is now available in public preview inside GitHub Copilot
OpenAI’s GPT 5.1 Codex Max is now available in public preview inside GitHub Copilot
- REDDIT · 2025-11-20 · 22 UPVOTESGPT-5.1-Codex-Mini price drop?
GPT-5.1-Codex-Mini price drop?
- REDDIT · 2026-02-16 · 18 UPVOTESGenFilesMCP v0.3.0-alpha.5 - New DOCX Engine (Template-Based, No More Code Generation)
GenFilesMCP v0.3.0-alpha.5 - New DOCX Engine (Template-Based, No More Code Generation)
- REDDIT · 2025-11-21 · 13 UPVOTESAny plans to update GPT‑5.1‑Codex‑Mini 0x?
Any plans to update GPT‑5.1‑Codex‑Mini 0x?
- REDDIT · 2025-11-20 · 10 UPVOTESGPT-5.1-Codex-Mini price dropped?
GPT-5.1-Codex-Mini price dropped?
- REDDIT · 2026-02-23 · 6 UPVOTESCodex 5.3 is using 5.1-codex-mini under the hood?
Codex 5.3 is using 5.1-codex-mini under the hood?
- GITHUB · 2026-08-24 · 2 UPVOTESfix(codex): add gpt-5.5 + gpt-5.6 to ChatGPT-subscription allowlist (closes #1132)
fix(codex): add gpt-5.5 + gpt-5.6 to ChatGPT-subscription allowlist (closes #1132)