Felo API PlatformFelo API Platform

Free-to-try agent APIs that work out of the box with one Felo API key.

Harness agent API catalog

Install Felo AI CLI once, add one API key, and connect Search API, PPT Task API, SuperAgent, Web Fetch, X Search, Mindmap, LiveDoc, YouTube subtitles, and landing page generation to agents, apps, and office workflows.

One install, all Harness capabilities

Install Felo AI CLI to unlock every Harness skill.

Add one Felo API key, then call search, slides, mindmaps, web extraction, X data, LiveDocs, YouTube subtitles, and SuperAgent from your terminal or agent workflow.

1

Install CLI

npm install -g felo-ai

2

Add API key

felo config set FELO_API_KEY

3

Run skills

search, slides, mindmap, fetch

SearchPPTMindmapWeb FetchYouTube SubtitlesX SearchLiveDocSuperAgent
quick install
GitHub
npm install -g felo-ai
felo config set FELO_API_KEY your-api-key-here
felo search "latest AI agent news"
felo slides "Product launch deck, 6 slides"
felo mindmap "Q1 growth plan"
felo web-fetch --url "https://example.com" --format markdown

Requires Node.js 18 or newer. You can also provide FELO_API_KEY as an environment variable.

Search API icon

Search API

APISearchAgent
Daily free credits

Real-time web search and answer generation for agents, research tools, support bots, and content workflows.

Credit note: Pro Search starts from 15 credits per request. Free Standard accounts receive 200 credits daily.

PPT Task API icon

PPT Task API

APIOfficeAsync Task
Ready to use

Generate slide decks asynchronously from prompts, themes, and optional LiveDoc context, then poll task status and retrieve results.

Credit note: AI Slide generation starts from 30 credits per page during promotion. Theme listing does not create a generation task.

SuperAgent API icon

SuperAgent API

APISSELiveDoc
Image capable

Create streaming agent conversations, consume SSE output, follow up inside the same thread, and attach LiveDoc context.

Credit note: Conversation cost depends on selected skill, output length, model usage, and attached tools.

Web Fetch API icon

Web Fetch API

APIExtractionMarkdown
Agent utility

Extract webpage content as HTML, text, or Markdown with crawl mode, readability, selector, and timeout options.

Credit note: Usage depends on crawl mode, target page, and extraction options.

X Search API icon

X Search API

APIXSocial Data
Limited-time free

Search X users, tweets, timelines, and replies with pagination metadata for research, monitoring, and content agents.

Credit note: X post search is currently available with limited-time free usage where supported.

Mindmap API icon

Mindmap API

APICreationLiveDoc
Ready to use

Create structured mindmaps from a topic, question, or optional LiveDoc context for planning and research workflows.

Credit note: AI Mindmap generation starts from 15 credits per request. LiveDoc AI Mindmap may have limited-time free usage.

Landing Page Task API icon

Landing Page Task API

APIPageAsync Task
Ready to use

Generate landing page content asynchronously, query task history, and retrieve generated HTML results for campaign workflows.

Credit note: AI Page generation starts from 375 credits per request. Regeneration may consume additional credits.

LiveDoc API icon

LiveDoc API

APIKnowledge BaseRetrieval
Knowledge workflow

Create knowledge bases, upload resources, import URLs, and run semantic retrieval for context-aware agents.

Credit note: Knowledge Base Search starts from 15 credits per request. File and retrieval usage depends on resource size.

YouTube Subtitling API icon

YouTube Subtitling API

APIVideoTranscript
Agent utility

Fetch YouTube subtitles by video code with optional language and timestamp parameters for media research agents.

Credit note: Usage depends on transcript availability, language selection, and request volume.