Compare E5-Base-v2 from intfloat and GPT-5 Codex from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
E5-Base-v2 and GPT-5 Codex are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
E5-Base-v2, from intfloat, is priced at $0.005/M tokens on OpenRouter.
GPT-5 Codex, from OpenAI, has a 400,000-token context window and is priced by the provider serving it on OpenRouter.
| E5-Base-v2 | GPT-5 Codex | |
|---|---|---|
| Input price | Not applicable | Pricing varies by provider |
| Output price | Not applicable | Pricing varies by provider |
| Context window | Not applicable | 400,000 tokens |
| Intelligence Index | Not available | 24.9 |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | Not available | Not available |
| Throughput (p50) | Not available | Not available |