6 models
Ranked by GDPval-AA 2
Reasoning Tools 1853.0

Claude model for demanding reasoning and long-horizon agentic work

anthropic/claude-fable-5-1 2026-09-01 1M context $10/M input $50/M output
36 providers
Reasoning Tools JSON Open weights 1769.0

Flagship GLM model for long-horizon coding, agents, and complex project delivery

zhipuai/glm-5.3 2026-08-14 1M context $1.195/M input $4.183/M output
73 providers
Reasoning Tools JSON 1615.0

Muse Spark 1.2 is a coding-focused update to Muse Spark 1.1 with improvements in code generation, complex debugging, codebase understanding, and end-to-end developer workflows.

meta/muse-spark-1.2 2026-08-05 1.04858M context $1.25/M input $4.25/M output
18 providers
Reasoning Tools JSON 1545.0

Google's most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows

google/gemini-3.8-flash 2026-09-02 1.04858M context $0.75/M input $3.75/M output
32 providers
Reasoning Tools Open weights 1401.0

Muse Spark Open is an 816B total / 42B active open-weight multimodal reasoning model from Meta for coding and long-horizon agentic work, with 1M-token context.

meta/muse-spark-open 2026-10-15 1.04858M context $1.25/M input $4.25/M output
14 providers
Reasoning Tools JSON Open weights 832.0

Fast NVIDIA Nemotron MoE for reliable agentic tasks across enterprise workloads

nvidia/nemotron-3.5-lightning 2026-08-11 262.144K context $0.025/M input $0.12/M output
13 providers