LongCat 2.0

Name: LongCat 2.0
Author: Meituan

LongCat 2.0 is a sparse mixture-of-experts language model from Meituan, with 48B active parameters out of 1.6T total. It is suited for coding, repository-level changes, long-horizon problem solving, a

by Meituan(0) 0 installs

Free

Free account. Installing gives you the manifest plus copy-paste snippets.

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About

Reference model card from the OpenRouter listing - model meituan/longcat-2.0. Prices are per million tokens as listed; ratings and installs below are from this marketplace.

LongCat 2.0

Facts


Vendor	Meituan
Context window	1,048,756 tokens
Max output	262,144 tokens
Input price	$0.30 / 1M tokens
Output price	$1.20 / 1M tokens
Input	text
Output	text
Tool calling	yes
Structured outputs	no
Reasoning	yes
Open weights	meituan-longcat/LongCat-2.0

Endpoint: https://openrouter.ai/api/v1 (OpenAI-compatible), model meituan/longcat-2.0

Use it

Copy one of these into your project. Installing also returns the manifest and these snippets.

# after Install: the listing is in your workspace's routing pool - nothing else to configure
curl -s -X POST https://api.opensmartroute.ai/api/v1/route -H 'Authorization: Bearer $OSR_API_KEY' -H 'Content-Type: application/json' -d '{"text": "...", "plan": true}'
# or pin it on the OpenAI-compatible endpoint: {"model": "model-meituan-longcat-2-0", ...}

Manifest

An Open Capability Manifest: the router reads it to know what this does, what it costs and when to pick it.

model-meituan-longcat-2-0.ocm.jsonjson

{
  "ocm": "1",
  "id": "model-meituan-longcat-2-0",
  "kind": "llm",
  "name": "LongCat 2.0",
  "description": "LongCat 2.0 is a sparse mixture-of-experts language model from Meituan, with 48B active parameters out of 1.6T total. It is suited for coding, repository-level changes, long-horizon problem solving, and agentic...",
  "publisher": "Meituan",
  "version": "1.0.0",
  "capabilities": {
    "domains": [
      "general"
    ],
    "tags": [
      "llm",
      "meituan",
      "openrouter",
      "open-weights",
      "reasoning",
      "tool-calling",
      "models"
    ],
    "languages": [
      "en"
    ],
    "modalities": [
      "text"
    ],
    "supports_tools": true,
    "supports_streaming": true,
    "context_window": 1048756
  },
  "quality_prior": 0.197,
  "examples": [
    "LongCat 2.0 is a sparse mixture-of-experts language model from Meituan, with 48B active parameters out of 1.6T total. It is suited for coding, repository-level changes, long-horizon problem solving, and agentic..."
  ],
  "primary": false,
  "metadata": {
    "source": {
      "provider": "models",
      "ref": "1784554658",
      "url": "https://openrouter.ai/meituan/longcat-2.0",
      "key": "meituan/longcat-2.0",
      "catalogue": "https://openrouter.ai/api/v1"
    },
    "model": "meituan/longcat-2.0",
    "pricing": {
      "input_usd_per_1m": 0.3,
      "output_usd_per_1m": 1.2,
      "cache_read_usd_per_1m": 0.006
    },
    "max_output_tokens": 262144,
    "output_modalities": [
      "text"
    ],
    "hugging_face_id": "meituan-longcat/LongCat-2.0",
    "reasoning": true,
    "created": 1784554658,
    "benchmarks": {
      "intelligence_index": 19.7,
      "coding_index": 45.3,
      "agentic_index": 15.9,
      "hub_downloads": 1603,
      "hub_downloads_total": 5846,
      "hub_likes": 270,
      "hub_trending": 2,
      "osr_index": 31.5,
      "osr_coverage": 0.4
    }
  },
  "cost": {
    "usd_per_1k_tokens": 0.00075
  },
  "endpoints": [
    {
      "protocol": "openai",
      "url": "https://openrouter.ai/api/v1"
    }
  ]
}

Fetch it by URL: GET /api/v1/registry/model-meituan-longcat-2-0/manifest?version=1.0.0

About

LongCat 2.0

Facts

Use it

Manifest

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