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@polyweave/openrouter (1.0.4)

Published 2026-07-10 18:16:56 +00:00 by Dvorak

Installation

Set up this registry in your project .npmrc file:

@polyweave:registry=https://hub.kl1.tenere.ai/api/packages/Polyweave/npm/

To install the package using npm, run the following command:

npm install @polyweave/openrouter@1.0.4

or add it to the package.json file:

"@polyweave/openrouter": "1.0.4"

For more information on the npm registry, see the documentation.

About this package

@polyweave/openrouter

OpenRouter adapter for Polyweave - unified access to 300+ AI models from multiple providers. Supports text generation, vision/multimodal, image generation, SSE streaming, tool calling, automatic fallbacks/routing, and lazy cost estimation with API pricing lookup.

Synopsis

import { createOpenRouterAdapter } from '@polyweave/openrouter';

const adapter = createOpenRouterAdapter({ apiKey: 'YOUR_API_KEY' });
adapter.source.pipe(someSink);
adapter.sink.write({ type: 'PARAM', content: { key: 'model', value: 'openai/gpt-4o' } });
adapter.sink.write({ type: 'TEXT', content: { text: 'Hello!' } });

Install

npm install @polyweave/openrouter

API

createOpenRouterAdapter(config)

Returns an IFrameDuplex stream adapter. Configuration options:

Option	Type	Default	Description
apiKey	string	process.env.OPENROUTER_API_KEY	OpenRouter API key
baseURL	string	'https://openrouter.ai/api/v1'	API base URL
timeout	number	60000	Request timeout in ms
maxRetries	number	2	Max retry count

Frame Types

• Input: TEXT, IMAGE, TOOL_RESULT, PARAM, COST_CHECK, START, END
• Output: TEXT, IMAGE, TOOL_CALL, RECEIPT, ERROR, COST, END

Tasks

Default: chat completion with full tool calling, streaming (SSE), vision support, and automatic model fallbacks. Image generation routed via Gemini-compatible endpoints when model supports it. Cost estimation uses lazy API pricing lookup for accurate per-model estimates.

Tests

npm test

Requirements

• Node.js >= 18.0.0
• @polyweave/core (peer)
• @polyweave/errors (peer)

License

MIT

Dependencies

Development Dependencies

ID	Version
@rigor/core	*

Peer Dependencies

ID	Version
@polyweave/core	*
@polyweave/costs	*
@polyweave/errors	*

Keywords

polyweave openrouter llm ai adapter

Details

npm

2026-07-10 18:16:56 +00:00

4

John Dvorak

SEE LICENSE IN LICENSE

21 KiB

Assets (1)

openrouter-1.0.4.tgz 21 KiB

Versions (5) View all

1.0.9 2026-07-11

1.0.6 2026-07-11

1.0.5 2026-07-10

1.0.4 2026-07-10

1.0.3 2026-07-10