feat(opencode): native OpenAI and Anthropic passthroughs for Cloudflare AI Gateway (#42634)

Co-authored-by: Keefe Tang <keefe@pentagram.me>

packages/opencode/src/plugin/cloudflare.ts

@@ -61,16 +61,5 @@ export async function CloudflareAIGatewayAuthPlugin(_input: PluginInput): Promis
         },
       ],
     },
-    "chat.params": async (input, output) => {
-      if (input.model.providerID !== "cloudflare-ai-gateway") return
-      // The unified gateway routes through @ai-sdk/openai-compatible, which
-      // always emits max_tokens. OpenAI reasoning models (gpt-5.x, o-series)
-      // reject that field and require max_completion_tokens instead, and the
-      // compatible SDK has no way to rename it. Drop the cap so OpenAI falls
-      // back to the model's default output budget.
-      if (!input.model.api.id.toLowerCase().startsWith("openai/")) return
-      if (!input.model.capabilities.reasoning) return
-      output.maxOutputTokens = undefined
-    },
   }
 }