OpenRouter week volume is GPT-5.6 Luna at 5.8T (+19% week-over-week, not share), a snapshot taken before GPT-6 shipped. GPT-5.6 Sol (973B, #18 Top Weekly) and Terra (943B this week) are sibling cards. GPT-6 Sol and GPT-6 Luna, released 22 Sep 2026, have their own cards, joined 29 Sep 2026 by GPT-6.1 Sol. Continuum hosts GPT-6 Astra, GPT-6.1 Sol, Sol, and Luna alongside the three GPT-5.6 models. Codex routing still lives on Codex models.
OpenRouter This Week LLM Leaderboard tokens (prompt plus completion) through 18 Aug 2026: 5.8T on GPT-5.6 Luna (+19% week-over-week, not share). Fetched 2026-08-19. Text request share for openai: 18.1% (288M requests) in the same window. That is request share, not tokens. OpenRouter This Week tokens are prompt plus completion. The percent next to a row is week-over-week change, not share of the week. Market share on this page is text request share by author, a different number.
Flagship, released 2026-09-03. $10/M in, $50/M out, 1.05M context, effort low to max. Hosted id gpt-6-astra.
Coding and agentic workflows, in Continuum from 2026-09-30. $2/M in, $10/M out, 1.05M context, effort low to max. Hosted id gpt-6.1-sol.
Coding and agentic workflows, in Continuum from 2026-09-22. $2/M in, $10/M out, 1.05M context, effort low to max. Hosted id gpt-6-sol.
Focused, high-volume tasks, in Continuum from 2026-09-22. $0.10/M in, $0.50/M out, 1.05M context, effort low to max. Hosted id gpt-6-luna.
Week-volume SKU: 5.8T (+19% WoW). Hosted id gpt-5.6-luna. DeepSWE 67% at max.
Coding sibling. 973B on /models Top Weekly (#18). Hosted id gpt-5.6-sol.
Mid-stack. 943B this week (+12% WoW). Hosted id gpt-5.6-terra. No official DeepSWE row.
gpt-oss-120b: 2026-08-19 OpenRouter row.
gpt-oss-20b: 2026-08-19 OpenRouter row.
GPT-5.6 Luna Pro: 2026-08-19 OpenRouter row.
GPT-5.6 Terra Pro: 2026-08-19 OpenRouter row.
GPT-5.6 Sol Pro: 2026-08-19 OpenRouter row.
GPT Chat Latest: 2026-08-19 OpenRouter row.
GPT-5.5 Pro: 2026-08-19 OpenRouter row.
GPT-5.5: 2026-08-19 OpenRouter row.
GPT-5.4 Nano: 2026-08-19 OpenRouter row.
GPT-5.4 Mini: 2026-08-19 OpenRouter row.
GPT-5.4 Pro: 2026-08-19 OpenRouter row.
GPT-5.4: 2026-08-19 OpenRouter row.
GPT-5.3-Codex: 2026-08-19 OpenRouter row.
GPT-5.2-Codex: 2026-08-19 OpenRouter row.
GPT-5.2 Chat: 2026-08-19 OpenRouter row.
GPT-5.2 Pro: 2026-08-19 OpenRouter row.
GPT-5.2: 2026-08-19 OpenRouter row.
GPT-5.1-Codex-Max: 2026-08-19 OpenRouter row.
GPT-5.1: 2026-08-19 OpenRouter row.
GPT-5.1-Codex: 2026-08-19 OpenRouter row.
GPT-5.1-Codex-Mini: 2026-08-19 OpenRouter row.
gpt-oss-safeguard-20b: 2026-08-19 OpenRouter row.
GPT-5 Pro: 2026-08-19 OpenRouter row.
GPT-5: 2026-08-19 OpenRouter row.
GPT-5 Mini: 2026-08-19 OpenRouter row.
GPT-5 Nano: 2026-08-19 OpenRouter row.
o3 Pro: 2026-08-19 OpenRouter row.
o4 Mini High: 2026-08-19 OpenRouter row.
o3: 2026-08-19 OpenRouter row.
o4 Mini: 2026-08-19 OpenRouter row.
GPT-4.1: 2026-08-19 OpenRouter row.
GPT-4.1 Mini: 2026-08-19 OpenRouter row.
GPT-4.1 Nano: 2026-08-19 OpenRouter row.
GPT-6.1 coding model. Hosted. No independent row yet.
GPT-6 coding model. Hosted. No independent row yet.
Cheapest GPT-6 model. Hosted. No independent row yet.
Week-volume SKU. DeepSWE 67%. Hosted.
Coding sibling. DeepSWE 73%. Hosted.
Mid-stack GPT-5.6. Hosted. AA 57. No DeepSWE row.
gpt-oss-120b: 2026-08-19 OpenRouter row.
gpt-oss-20b: 2026-08-19 OpenRouter row.
GPT-5.6 Luna Pro: 2026-08-19 OpenRouter row.
GPT-5.6 Terra Pro: 2026-08-19 OpenRouter row.
GPT-5.6 Sol Pro: 2026-08-19 OpenRouter row.
GPT Chat Latest: 2026-08-19 OpenRouter row.
GPT-5.5 Pro: 2026-08-19 OpenRouter row.
GPT-5.5: 2026-08-19 OpenRouter row.
GPT-5.4 Nano: 2026-08-19 OpenRouter row.
GPT-5.4 Mini: 2026-08-19 OpenRouter row.
GPT-5.4 Pro: 2026-08-19 OpenRouter row.
GPT-5.4: 2026-08-19 OpenRouter row.
GPT-5.3-Codex: 2026-08-19 OpenRouter row.
GPT-5.2-Codex: 2026-08-19 OpenRouter row.
GPT-5.2 Chat: 2026-08-19 OpenRouter row.
GPT-5.2 Pro: 2026-08-19 OpenRouter row.
GPT-5.2: 2026-08-19 OpenRouter row.
GPT-5.1-Codex-Max: 2026-08-19 OpenRouter row.
GPT-5.1: 2026-08-19 OpenRouter row.
GPT-5.1-Codex: 2026-08-19 OpenRouter row.
GPT-5.1-Codex-Mini: 2026-08-19 OpenRouter row.
gpt-oss-safeguard-20b: 2026-08-19 OpenRouter row.
GPT-5 Pro: 2026-08-19 OpenRouter row.
GPT-5: 2026-08-19 OpenRouter row.
GPT-5 Mini: 2026-08-19 OpenRouter row.
GPT-5 Nano: 2026-08-19 OpenRouter row.
o3 Pro: 2026-08-19 OpenRouter row.
o4 Mini High: 2026-08-19 OpenRouter row.
o3: 2026-08-19 OpenRouter row.
o4 Mini: 2026-08-19 OpenRouter row.
GPT-4.1: 2026-08-19 OpenRouter row.
GPT-4.1 Mini: 2026-08-19 OpenRouter row.
GPT-4.1 Nano: 2026-08-19 OpenRouter row.
This hub lists every published card. Start with GPT-5.6 Luna.
Ranked view: Best coding models: the independent leaderboard puts every OpenAI card with an independent coding row next to every other lab on one board, with the confidence intervals left visible.
The app is free with your own keys. Plus adds Continuum-hosted inference and the ids we actually list on each card.