Latest LLM releases & release history

Browse 506 releases, newest first. Current and launch-day Pareto status compare intelligence against benchmark cost. A release qualifies when at least one variant is on the frontier. Unknown dates appear last. Open-weights releases can also lead the open-weights frontier.

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41 releases

Showing 1–24 · Page 1 of 2
Anthropic · 2026-09-28Claude Sonnet 5.55 model variants
Intelligence
35.90–56.00
Total cost
$482–$7260
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-09-22GPT-6 Sol7 model variants
Intelligence
34.20–47.60
Total cost
$269–$1536
Today
Not on frontier
Launch day
Frontier
StepFun · 2026-09-18Step 5 Preview1 model variantOpen weights
Intelligence
43.70
Total cost
$1190
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-09-03GPT-6 Astra5 model variants
Intelligence
45.80–52.70
Total cost
$1537–$5324
Today
Not on frontier
Launch day
Frontier
Meta · 2026-09-02Muse Spark 1.32 model variants
Intelligence
45.10–48.10
Total cost
$1655–$2000
Today
Not on frontier
Launch day
Frontier
Anthropic · 2026-09-01Claude Fable 5.15 model variants
Intelligence
46.80–53.40
Total cost
$3158–$13129
Today
Not on frontier
Launch day
Frontier
Z AI · 2026-08-26GLM-5.3-Flash1 model variantOpen weights
Intelligence
41.80
Total cost
$306
Today
Not on frontier
Launch day
Frontier
Alibaba · 2026-08-26Qwen3.8-Flash-Next1 model variantOpen weights
Intelligence
39.80
Total cost
$363
Today
Not on frontier
Launch day
Frontier
Z AI · 2026-08-18GLM-5.32 model variantsOpen weights
Intelligence
34.30–44.80
Total cost
$1013–$2503
Today
Not on frontier
Launch day
Frontier
SpaceXAI · 2026-08-12Grok 4.64 model variants
Intelligence
35.10–44.30
Total cost
$614–$1963
Today
Not on frontier
Launch day
Frontier
Meta · 2026-08-05Muse Spark 1.21 model variant
Intelligence
39.60
Total cost
$1385
Today
Not on frontier
Launch day
Frontier
Anthropic · 2026-07-24Claude Opus 55 model variants
Intelligence
39.40–50.80
Total cost
$1561–$7275
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-07-09GPT-5.6 Luna6 model variants
Intelligence
15.50–37.30
Total cost
$23.0–$320
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-07-09GPT-5.6 Sol6 model variants
Intelligence
33.50–47.00
Total cost
$637–$3465
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-07-09GPT-5.6 Terra6 model variants
Intelligence
20.80–42.10
Total cost
$256–$2501
Today
Not on frontier
Launch day
Frontier
SpaceXAI · 2026-07-08Grok 4.51 model variant
Intelligence
38.80
Total cost
$1244
Today
Not on frontier
Launch day
Frontier
Tencent · 2026-07-06Hy31 model variantOpen weights
Intelligence
25.30
Total cost
$150
Today
Not on frontier
Launch day
Frontier
Anthropic · 2026-06-30Claude Sonnet 56 model variants
Intelligence
24.30–38.20
Total cost
$653–$6998
Today
Not on frontier
Launch day
Frontier
Anthropic · 2026-06-09Claude Fable 51 model variant
Intelligence
49.60
Total cost
$11161
Today
Not on frontier
Launch day
Frontier
Anthropic · 2026-05-28Claude Opus 4.81 model variant
Intelligence
41.80
Total cost
$6874
Today
Not on frontier
Launch day
Frontier
DeepSeek · 2026-04-24DeepSeek V4 Flash 04203 model variantsOpen weights
Intelligence
24.40
Total cost
$121
Today
Not on frontier
Launch day
Frontier
DeepSeek · 2026-04-24DeepSeek V4 Pro 04243 model variantsOpen weights
Intelligence
30.40
Total cost
$277
Today
Not on frontier
Launch day
Frontier
OpenAI · 2026-04-23GPT-5.55 model variants
Intelligence
33.80–38.40
Total cost
$2095–$5294
Today
Not on frontier
Launch day
Frontier
Xiaomi · 2026-04-22MiMo-V2.5-Pro2 model variantsOpen weights
Intelligence
26.00
Total cost
$231
Today
Not on frontier
Launch day
Frontier