GLM-5
Frontier open-source model from Z AI. Consistently #1 in open benchmarks for reasoning and coding. MIT license, fully self-hostable via Ollama.
Why it matters
GLM-5 by Z AI is the leading open-source model for reasoning and coding as of 2026. MIT licensed, frequently topping open-source rankings. Excellent cost/performance ratio for self-hosting.
Specifications
Strengths
- Frequently #1 in open-source reasoning and coding benchmarks
- MIT license — fully commercial-friendly
- Self-hostable via Ollama for complete privacy
- Excellent cost/performance for teams running their own inference
Trade-offs
- Requires your own hardware for local inference
- Smaller community than Llama/Qwen for fine-tuning
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