Top Reasoning Tool-Calling Long-Context AI Models
The best reasoning tool-calling long-context AI models right now, ranked and compared on price, context window and features. 121 models match. These are models that think step by step before answering, and models that can call tools and functions, which agents depend on, and models with a context window of 1 million tokens or more, enough for several books at once.
- Claude Opus 5.5
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$4.00 in
$20.00 out - Claude Sonnet 5.5
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$2.00 in
$10.00 out - Kimi K3.1 Pro
Moonshot · 1.05M context · ZDR · Images · Reasoning · Tools
$2.00 in
$10.00 out - Claude Fable 5.1
Anthropic · 1M context · No training · Images · Reasoning · Tools
$10.00 in
$50.00 out - GPT-6 Astra
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$10.00 in
$50.00 out - Gemini 4 Argon
Google · 1.05M context · ZDR · Images · Reasoning · Tools
$2.00 in
$10.00 out - GPT-6.1 Sol
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$2.00 in
$10.00 out - Claude Opus 5
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$5.00 in
$25.00 out - Claude Fable 5
Anthropic · 1M context · No training · Images · Reasoning · Tools
$10.00 in
$50.00 out - GPT-6.1 Terra
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$1.00 in
$5.00 out - Muse Spark 1.3
Meta · 1.05M context · No training · Images · Reasoning · Tools
$1.25 in
$4.25 out - GPT-6 Sol
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$2.00 in
$10.00 out - GPT-5.6 Sol
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$4.00 in
$20.00 out - MiMo-V2.6-Pro
Xiaomi · 1.05M context · ZDR · Images · Reasoning · Tools
$0.435 in
$0.870 out - Qwen3.8 Max (0902)
Qwen · 1M context · No training · Images · Reasoning · Tools
$2.00 in
$6.00 out - GLM 5.3
Z.ai · 1.05M context · ZDR · Reasoning · Tools
$0.070 in
$1.40 out - Step 5 Preview
Stepfun · 1.05M context · ZDR · Images · Reasoning · Tools
$1.00 in
$2.70 out - Kimi K3
Moonshot · 1.05M context · ZDR · Images · Reasoning · Tools
$0.200 in
$11.50 out - Claude Haiku 5.5
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$0.100 in
$0.500 out - MiniMax M3.1 Flash
MiniMax · 1.05M context · ZDR · Images · Reasoning · Tools
$0.150 in
$0.600 out - GPT-5.6 Terra
OpenAI · 1.05M context · ZDR · Images · Reasoning · Tools
$2.00 in
$12.00 out - GLM 5.3 Flash
Z.ai · 1.05M context · ZDR · Images · Reasoning · Tools
$0.150 in
$0.500 out - Claude Opus 4.8
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$5.00 in
$25.00 out - Gemini 3.8 Flash
Google · 1.05M context · ZDR · Images · Reasoning · Tools
$0.825 in
$4.13 out - Claude Opus 4.7
Anthropic · 1M context · ZDR · Images · Reasoning · Tools
$5.00 in
$25.00 out
Prices are per 1M tokens. Ranked by intelligence score where available, then newest.