Notes
Newby Theo Park12 min readGPT-5.5, Claude Opus 4.7
GPT-5.5 vs Claude Opus 4.7: pricing, context, and where each one wins
A factual side-by-side of the two flagship models released in April 2026 — context windows, per-million-token pricing, tool use, and the workloads each is best at.
- by Theo Park13 min readOpenRouter, LLM Gateway
Best OpenRouter Alternatives in 2026: a side-by-side for production use
An honest, source-cited comparison of the LLM gateways teams reach for when OpenRouter no longer fits — markup, model coverage, protocol compatibility, and governance.
- by Theo Park13 min readMigration, OpenRouter
Migrating from OpenRouter to OminiGate: a practical step-by-step
Switching providers without breaking production. Endpoints, model slug mapping, headers, streaming, and rollout strategy when moving traffic from OpenRouter — every fact verified against current docs.