docs: Mintlify MDX docs + docs.json; bump Speakeasy to 1.787.0 (#382)

docs/operations/provider.mdx

@@ -0,0 +1,108 @@
+---
+title: "Provider"
+---
+
+Optional provider slug to filter by (e.g. `openai`, `anthropic`, `amazon-bedrock`).
+
+## Example Usage
+
+```python
+from openrouter.operations import Provider
+
+# Open enum: unrecognized values are captured as UnrecognizedStr
+value: Provider = "ai21"
+```
+
+
+## Values
+
+This is an open enum. Unrecognized values will not fail type checks.
+
+- `"ai21"`
+- `"aion-labs"`
+- `"akashml"`
+- `"alibaba"`
+- `"amazon-bedrock"`
+- `"amazon-nova"`
+- `"ambient"`
+- `"anthropic"`
+- `"arcee-ai"`
+- `"atlas-cloud"`
+- `"avian"`
+- `"azure"`
+- `"baidu"`
+- `"baseten"`
+- `"black-forest-labs"`
+- `"byteplus"`
+- `"cerebras"`
+- `"chutes"`
+- `"cirrascale"`
+- `"clarifai"`
+- `"cloudflare"`
+- `"cohere"`
+- `"crusoe"`
+- `"darkbloom"`
+- `"decart"`
+- `"deepinfra"`
+- `"deepseek"`
+- `"dekallm"`
+- `"digitalocean"`
+- `"featherless"`
+- `"fireworks"`
+- `"friendli"`
+- `"gmicloud"`
+- `"google-ai-studio"`
+- `"google-vertex"`
+- `"groq"`
+- `"heygen"`
+- `"inception"`
+- `"inceptron"`
+- `"inferact-vllm"`
+- `"inference-net"`
+- `"infermatic"`
+- `"inflection"`
+- `"io-net"`
+- `"ionstream"`
+- `"liquid"`
+- `"mancer"`
+- `"mara"`
+- `"minimax"`
+- `"mistral"`
+- `"modelrun"`
+- `"modular"`
+- `"moonshotai"`
+- `"morph"`
+- `"ncompass"`
+- `"nebius"`
+- `"nex-agi"`
+- `"nextbit"`
+- `"novita"`
+- `"nvidia"`
+- `"open-inference"`
+- `"openai"`
+- `"parasail"`
+- `"perceptron"`
+- `"perplexity"`
+- `"phala"`
+- `"poolside"`
+- `"quiver"`
+- `"recraft"`
+- `"reka"`
+- `"relace"`
+- `"sakana-ai"`
+- `"sambanova"`
+- `"seed"`
+- `"siliconflow"`
+- `"sourceful"`
+- `"stepfun"`
+- `"streamlake"`
+- `"switchpoint"`
+- `"tenstorrent"`
+- `"together"`
+- `"upstage"`
+- `"venice"`
+- `"wafer"`
+- `"wandb"`
+- `"xai"`
+- `"xiaomi"`
+- `"z-ai"`