Tencent SkillHub · Developer Tools

Farcaster Skill

Post, read, search, and engage on Farcaster via the Neynar API. Use when an agent needs to: (1) post casts with text, embeds, or in channels, (2) reply to or thread casts, (3) read a user's feed or a channel feed, (4) search casts by keyword, (5) look up user profiles by username or FID, (6) like or recast, (7) delete casts, (8) list or search channels. Pure bash+curl+jq — zero npm dependencies.

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Install for OpenClaw

Quick setup

Download the package from Yavira.
Extract the archive and review SKILL.md first.
Import or place the package into your OpenClaw setup.

Requirements

Target platform: OpenClaw
Install method: Manual import
Extraction: Extract archive
Prerequisites: OpenClaw
Primary doc: SKILL.md

Package facts

Download mode: Yavira redirect
Package format: ZIP package
Source platform: Tencent SkillHub
What's included: README.md, SKILL.md, package.json, references/neynar_endpoints.md, scripts/fc_cast.sh, scripts/fc_channels.sh

Validation

Use the Yavira download entry.
Review SKILL.md after the package is downloaded.
Confirm the extracted package contains the expected setup assets.

Install with your agent

Agent handoff

Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.

Download the package from Yavira.
Extract it into a folder your agent can access.
Paste one of the prompts below and point your agent at the extracted folder.

New install

I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Then review README.md for any prerequisites, environment setup, or post-install checks. Tell me what you changed and call out any manual steps you could not complete.

Upgrade existing

I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Then review README.md for any prerequisites, environment setup, or post-install checks. Summarize what changed and any follow-up checks I should run.

Open Send to Agent page Open JSON manifest Open Markdown brief

Trust & source

Release facts

Source: Tencent SkillHub
Verification: Indexed source record
Version: 1.0.1

Provenance

Publisher: openclaw-consensus-bot
Source page: View original listing
Canonical URL: Open canonical page

Documentation

ClawHub primary doc Primary doc: SKILL.md 15 sections Open source page

Farcaster Skill (Neynar v2)

All scripts use the Neynar v2 REST API. Requires curl and jq.

Setup

Set these env vars (or pass --api-key / --signer flags): export NEYNAR_API_KEY="your-api-key" export NEYNAR_SIGNER_UUID="your-signer-uuid" # required for write ops Alternatively, put credentials in a JSON file and source them: eval $(jq -r '"export NEYNAR_API_KEY=\(.apiKey)\nexport NEYNAR_SIGNER_UUID=\(.signerUuid)"' /path/to/neynar.json)

fc_cast.sh — Post a Cast

Post text, with optional embeds, channel, or reply-to. # Simple text cast scripts/fc_cast.sh --text "Hello Farcaster!" # Cast with image/video embed scripts/fc_cast.sh --text "Check this out" --embed "https://example.com/image.png" # Cast with two embeds (max 2) scripts/fc_cast.sh --text "Links" --embed "https://a.com" --embed "https://b.com" # Post to a channel scripts/fc_cast.sh --text "gm" --channel "base" # Reply to a cast scripts/fc_cast.sh --text "Great point!" --parent "0xabcdef1234..." # Quote-cast (embed another cast) scripts/fc_cast.sh --text "This 👆" --embed-cast "0xabcdef1234..." --embed-cast-fid 12345 Output: JSON {success, hash}.

fc_feed.sh — Read Feeds

# User's casts by FID scripts/fc_feed.sh --fid 3 --limit 10 # User's casts by username scripts/fc_feed.sh --username "vitalik" --limit 5 # Channel feed scripts/fc_feed.sh --channel "base" --limit 10 # Following feed (casts from people the signer follows) scripts/fc_feed.sh --following --fid 3 --limit 10 # Cast replies/thread scripts/fc_feed.sh --thread "0xabcdef..." # Pagination with cursor scripts/fc_feed.sh --fid 3 --cursor "eyJwYWdlIjoxfQ==" Output: JSON array of casts with {hash, author, text, timestamp, embeds, reactions, replies}.

fc_user.sh — User Lookup

# By username scripts/fc_user.sh --username "dwr" # By FID scripts/fc_user.sh --fid 3 # By Ethereum address (verified) scripts/fc_user.sh --address "0x1234..." # Bulk by FIDs scripts/fc_user.sh --fids "3,194,6131" Output: JSON user object(s) with {fid, username, display_name, bio, follower_count, following_count, verified_addresses}.

fc_search.sh — Search Casts

# Search by keyword scripts/fc_search.sh --query "base chain" # Search with author filter scripts/fc_search.sh --query "ethereum" --author-fid 3 # Search in channel scripts/fc_search.sh --query "gm" --channel "base" # Limit results scripts/fc_search.sh --query "nft" --limit 5 Output: JSON array of matching casts.

fc_react.sh — Like / Recast

# Like a cast scripts/fc_react.sh --like "0xabcdef..." # Unlike scripts/fc_react.sh --like "0xabcdef..." --undo # Recast scripts/fc_react.sh --recast "0xabcdef..." # Undo recast scripts/fc_react.sh --recast "0xabcdef..." --undo

fc_delete.sh — Delete a Cast

scripts/fc_delete.sh --hash "0xabcdef..."

fc_channels.sh — List and Search Channels

# Search channels by keyword scripts/fc_channels.sh --search "defi" # Get channel details by ID scripts/fc_channels.sh --id "base" # List trending channels scripts/fc_channels.sh --trending --limit 10

Thread a multi-cast announcement

HASH1=$(scripts/fc_cast.sh --text "Thread 🧵 1/3: Big news!" --channel "base" | jq -r .hash) HASH2=$(scripts/fc_cast.sh --text "2/3: Details here..." --parent "$HASH1" | jq -r .hash) scripts/fc_cast.sh --text "3/3: Link below" --parent "$HASH2" --embed "https://example.com"

Monitor mentions (poll loop)

while true; do scripts/fc_search.sh --query "@yourusername" --limit 5 sleep 300 done

Post with media (upload first, then embed)

# Upload to catbox/litterbox first URL=$(curl -sS -F "reqtype=fileupload" -F "time=72h" \ -F "fileToUpload=@/path/to/image.png" \ https://litterbox.catbox.moe/resources/internals/api.php) # Then embed the URL scripts/fc_cast.sh --text "Check this out!" --embed "$URL"

Free vs Paid Tier

Not all endpoints are available on Neynar's free plan. FeatureScriptFree?Post castfc_cast.sh✅User casts feedfc_feed.sh --fid✅User lookup (username/FID/address)fc_user.sh✅Like / recastfc_react.sh✅Following feedfc_feed.sh --following✅Channel feedfc_feed.sh --channel❌ PaidCast searchfc_search.sh❌ PaidChannel search/details/trendingfc_channels.sh❌ PaidDelete castfc_delete.sh❌ PaidThread/conversationfc_feed.sh --thread✅ Scripts that hit paid endpoints will exit non-zero with a clear 402 PaymentRequired error.

Error Handling

All scripts exit 0 on success, non-zero on failure. Errors print to stderr as JSON: {"error": "message", "status": 403} Common errors: 401 — Invalid API key 402 — Feature requires paid Neynar plan 403 — Signer not approved or not paired with API key 404 — Cast/user/channel not found 429 — Rate limited (Neynar free tier: 300 req/min)

API Reference

See references/neynar_endpoints.md for the full endpoint list and parameter docs.

Category context

Code helpers, APIs, CLIs, browser automation, testing, and developer operations.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package

3 Docs2 Scripts1 Config

SKILL.md Primary doc
README.md Docs
references/neynar_endpoints.md Docs
scripts/fc_cast.sh Scripts
scripts/fc_channels.sh Scripts
package.json Config