Merge pull request #348 from azais-corentin/patch-1

docs: add uniform token pricing providers to best use cases

Author: Tarquinen

README.md

@@ -54,6 +54,11 @@ LLM providers like Anthropic and OpenAI cache prompts based on exact prefix matc
 
 **Best use case:** Providers that count usage in requests, such as Github Copilot and Google Antigravity, have no negative price impact.
 
+**Best use cases:**
+
+- **Request-based billing** — Providers that count usage in requests, such as Github Copilot and Google Antigravity, have no negative price impact.
+- **Uniform token pricing** — Providers that bill cached tokens at the same rate as regular input tokens, such as Cerebras, see pure savings with no cache-miss penalty.
+
 **Claude Subscriptions:** Anthropic subscription users (who receive "free" caching) may experience faster limit depletion than hit-rate ratios suggest due to the higher relative cost of cache misses. See [Claude Cache Limits](https://she-llac.com/claude-limits) for details.
 
 ## Configuration