6 models
Ranked by Terminal-Bench 2.0
Reasoning Tools JSON 82.7

GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...

openai/gpt-5.5 2026-04-23 1.05M context $5/M input $30/M output
50 providers
Reasoning Tools JSON 75.1

GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...

openai/gpt-5.4 2026-03-05 1.05M context $2.5/M input $15/M output
46 providers
Reasoning Tools JSON 69.7

Qwen frontier model tuned for agent frameworks, coding assistants, and long tasks

alibaba/qwen3.7-max 2026-05-21 1M context $2.5/M input $7.5/M output
34 providers
Reasoning Tools JSON Open weights 67.9

DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced reasoning, coding,...

deepseek/deepseek-v4-pro 2026-04-24 1.024M context $0.209/M input $0.418/M output
71 providers
Reasoning Tools JSON Open weights 65.8

MiMo-V2.5 is a native omnimodal model by Xiaomi. It delivers Pro-level agentic performance at roughly half the inference cost, while surpassing MiMo-V2-Omni in multimodal perception across image and video understanding...

xiaomi/mimo-v2.5 2026-04-22 1.05M context $0.119/M input $0.238/M output
27 providers
Reasoning Tools JSON Open weights 56.9

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

deepseek/deepseek-v4-flash 2026-04-24 1.04858M context $0.091/M input $0.182/M output
68 providers