Model Radar — who lands next

1. Grok 4.6 — xAI · live — dropped Aug 12, at parity with GPT-5.6 Sol · LIVE — dropped 2026-08-12
2. ChatGPT-5.6 — OpenAI · Sol · Terra · Luna — all three live · LIVE — dropped 2026-07-09
3. Grok 4.5 — xAI · live — dropped Thursday, Jul 9 · LIVE — dropped 2026-07-09
4. Muse Spark 1.1 — Meta · live — surprise drop Jul 9, zero leak trail · LIVE — dropped 2026-07-09
5. Fable 5.1 — Anthropic · released 2026-09-01 · LIVE — dropped 2026-09-01
6. GPT-6 — OpenAI · released 2026-09-04 · LIVE — dropped 2026-09-04
7. Kimi K3 — Moonshot AI · released 2026-07-17 · LIVE — dropped 2026-07-17
8. Claude Opus 5 — Anthropic · Released — confirmed in the OpenRouter model registry. · LIVE — dropped 2026-07-24
9. Claude Sonnet 5 — Anthropic · live — dropped Jun 30 as a cheaper way to run agents · LIVE — dropped 2026-06-30
10. GPT-6 Luna — OpenAI · released 2026-09-22 · LIVE — dropped 2026-09-22
11. GPT-6 Sol — OpenAI · released 2026-09-22 · LIVE — dropped 2026-09-22
12. Claude Opus 5.5 — Anthropic · released 2026-09-22 · LIVE — dropped 2026-09-22
13. Grok 4.7 — xAI · released 2026-09-21 · LIVE — dropped 2026-09-21
14. DeepSeek V4.1 Flash — DeepSeek · released 2026-09-10 · LIVE — dropped 2026-09-10
15. GPT-6 Astra — OpenAI · released 2026-09-04 · LIVE — dropped 2026-09-04
16. Muse Spark 1.3 — Meta · released 2026-09-02 · LIVE — dropped 2026-09-02
17. Gemini 3.8 Flash — Google · released 2026-09-02 · LIVE — dropped 2026-09-02
18. Qwen3.8 Flash — Alibaba (Qwen) · released 2026-08-26 · LIVE — dropped 2026-08-26
19. GLM 5.3 Flash — Zhipu · released 2026-08-26 · LIVE — dropped 2026-08-26
20. GLM 5.3 — Zhipu · released 2026-08-18 · LIVE — dropped 2026-08-18
21. Gemini 3.7 Flash — Google · released 2026-08-13 · LIVE — dropped 2026-08-13
22. Gemini 4 — Google · Not yet released; previous release was Gemini 3.8 Flash · LIVE — dropped 2026-10-13
23. Claude Sonnet 5.5 — Anthropic · Announced to follow Opus 5.5 within weeks alongside Haiku 5.5 · LIVE — dropped 2026-09-28
24. GPT-6.1 Sol — OpenAI · released 2026-09-29 · LIVE — dropped 2026-09-29
25. Mistral Large 4 — Mistral · released 2026-10-06 · LIVE — dropped 2026-10-06
26. Claude Haiku 5.5 — Anthropic · released 2026-10-07 · LIVE — dropped 2026-10-07
27. Muse Wonder — Meta · released 2026-10-12 · LIVE — dropped 2026-10-12
28. Gemini 4 Argon — Google · released 2026-10-13 · LIVE — dropped 2026-10-13
29. Muse Spark Open — Meta · released 2026-10-15 · LIVE — dropped 2026-10-15
30. Kimi K3.1 Pro — Moonshot AI · released 2026-10-23 · LIVE — dropped 2026-10-23
31. GPT-6.1 Terra — OpenAI · released 2026-10-26 · LIVE — dropped 2026-10-26
32. Grok 5 — xAI · Not yet released, no date; latest in line — Grok 4.7 on 2026-09-21 · 19% Released by Dec 31
33. GLM 5.4+ — Zhipu · Next iteration after 5.3 expected (5.4+) · 8% Released by Oct 31
34. Qwen Max 3.9+ — Alibaba (Qwen) · Next generation (3.9+) following the 3.8 release in early September · 3% Released by Oct 31
35. DeepSeek Pro (next) — DeepSeek · Next release after V4.1 Flash · 2% Released by Oct 31