300 models ranked for microservices and distributed systems. Scored with bonuses for reasoning (architecture decisions), function calling (service contracts), JSON mode (API specs), large context (cross-service analysis), and streaming.
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.4 ProOpenAI | 94 |
| 2 | GPT-5.4OpenAI | 94 |
| 3 | GPT-5.4 MiniOpenAI | 93 |
| 4 | GPT-5.2 ProOpenAI | 93 |
| 5 | GPT-5.2OpenAI | 93 |
| 6 | Claude Opus 4.6Anthropic | 92 |
| 7 | GPT-5 ProOpenAI | 92 |
| 8 | o3 Deep ResearchOpenAI | 92 |
| 9 | Claude Opus 4.5Anthropic | 90 |
| 10 | GPT-5OpenAI | 90 |
| 11 | Gemini 3 Flash PreviewGoogle | 89 |
| 12 | Claude Sonnet 4.6Anthropic | 89 |
| 13 | Claude Sonnet 4.5Anthropic | 89 |
| 14 | o3 ProOpenAI | 88 |
| 15 | Grok 4.1 FastxAI | 87 |
| 16 | Grok 4.20 BetaxAI | 86 |
| 17 | Grok 4xAI | 86 |
| 18 | Gemini 3.1 Pro PreviewGoogle | 86 |
| 19 | o3OpenAI | 86 |
| 20 | GPT-5.1OpenAI | 85 |
| 21 | MiMo-V2-OmniXiaomi | 85 |
| 22 | MiMo-V2-ProXiaomi | 85 |
| 23 | GPT-5.4 NanoOpenAI | 85 |
| 24 | Seed-2.0-LiteByteDance | 85 |
| 25 | Qwen3.5-9BAlibaba | 85 |
| 26 | Seed-2.0-MiniByteDance | 85 |
| 27 | Gemini 3.1 Pro Preview Custom ToolsGoogle | 85 |
| 28 | GPT-5.3-CodexOpenAI | 85 |
| 29 | Qwen3.5 Plus 2026-02-15Alibaba | 85 |
| 30 | Kimi K2.5Moonshot AI | 85 |
Define service boundaries, design domain-driven microservices, and create API contracts. Reasoning models evaluate coupling, cohesion, and data ownership.
Generate Dockerfiles, Kubernetes manifests, Helm charts, and docker-compose configs. Models understand resource limits, health checks, and scaling policies.
Design Kafka topics, RabbitMQ exchanges, and event schemas. JSON mode produces structured event contracts compatible with schema registries.
Implement gRPC services, REST APIs, and GraphQL federation. Function calling models understand service-to-service authentication and circuit breakers.
Based on our composite scoring updated hourly, the top-ranked models are shown at the top of this page. Rankings consider benchmarks, pricing, capabilities, and community adoption.
Yes, several models listed on this page offer free tiers or are fully open-source. Look for models marked as Free in the pricing column above.
We use a composite scoring system combining benchmark performance, capability matching, pricing, context window size, and community adoption. Scores are updated hourly.
Rankings refresh every hour using real-time data from benchmarks, API testing, and community metrics. The data shown always reflects the most current performance.