How do I install the Ordinals skill?

Run npx skillmds@latest add hairyf/ordinals in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

What does the Ordinals skill do?

ord index, block explorer, wallet, inscriptions, and runes for Bitcoin Ordinals. It is listed under Coding & Dev Tools on SkillMD.

Is Ordinals safe to use?

This skill has not completed SkillMD's automated safety review yet. Capability flags: makes network calls. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Ordinals?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Ordinals free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Ordinals?

hairyf (@hairyf) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Ordinals by hairyf — Agent Skill

Name: Ordinals
Rating: 4.666666666666667 (3 reviews)
Author: hairyf

File contents

Skill based on ord (Ordinals) from sources/ordinals (docs/ and repo root), generated 2026-02-24. Docs: sources/ordinals/docs/src/, docs.ordinals.com.

ord is an index, block explorer, and CLI wallet for Bitcoin Ordinals. It tracks sat locations via Bitcoin Core (with -txindex), serves inscriptions and explorer UI, and provides wallet subcommands for inscribing and sat-aware sends. It supports inscriptions (digital artifacts on sats), recursion, runes (fungible tokens), and a JSON API.

Core References

Topic	Description	Reference
Ordinal theory	Ordinal numbers, transfer, satpoint, notation, rarity	core-ordinal-theory
Overview	ord index, explorer, wallet; Bitcoin Core, syncing, RPC auth	core-overview
Settings	Config precedence, ord.yaml, hidden inscriptions	core-settings

Features

Inscriptions

Topic	Description	Reference
Inscriptions	Inscribing, content types, metadata, properties, burning	features-inscriptions
Recursion	Recursive endpoints, /content/, /r/*, backwards compat	features-inscriptions-recursion
Delegate and pointer	Pointer (target sat), delegate (serve another’s content)	features-inscriptions-delegate-pointer

Runes

Topic	Description	Reference
Runes	Etching, minting, transferring, edicts, cenotaphs	features-runes
Runestone encoding	OP_RETURN OP_13, LEB128, message format, edict deltas	features-runes-specification

Wallet and API

Topic	Description	Reference
Wallet	ord wallet subcommands, Bitcoin Core, batch inscribe	features-wallet
JSON API	Accept: application/json, main endpoints, index flags	features-api
Server security	XSS, spoofing, untrusted content, hiding content	features-server-security

Best Practices

Topic	Description	Reference
Reindexing	When and how to delete index.redb and reindex	best-practices-reindexing
Batch inscribing	Batch YAML, parent, pointer, collections	best-practices-batch-inscribing

External Links

---name: ordinalsdescription: ord index, block explorer, wallet, inscriptions, and runes for Bitcoin Ordinals.---> Skill based on ord (Ordinals) from sources/ordinals (docs/ and repo root), generated 2026-02-24. Docs: `sources/ordinals/docs/src/`, [docs.ordinals.com](https://docs.ordinals.com).ord is an index, block explorer, and CLI wallet for Bitcoin Ordinals. It tracks sat locations via Bitcoin Core (with `-txindex`), serves inscriptions and explorer UI, and provides wallet subcommands for inscribing and sat-aware sends. It supports inscriptions (digital artifacts on sats), recursion, runes (fungible tokens), and a JSON API.## Core References| Topic | Description | Reference ||-------|-------------|-----------|| Ordinal theory | Ordinal numbers, transfer, satpoint, notation, rarity | [core-ordinal-theory](references/core-ordinal-theory.md) || Overview | ord index, explorer, wallet; Bitcoin Core, syncing, RPC auth | [core-overview](references/core-overview.md) || Settings | Config precedence, ord.yaml, hidden inscriptions | [core-settings](references/core-settings.md) |## Features### Inscriptions| Topic | Description | Reference ||-------|-------------|-----------|| Inscriptions | Inscribing, content types, metadata, properties, burning | [features-inscriptions](references/features-inscriptions.md) || Recursion | Recursive endpoints, /content/, /r/*, backwards compat | [features-inscriptions-recursion](references/features-inscriptions-recursion.md) || Delegate and pointer | Pointer (target sat), delegate (serve another’s content) | [features-inscriptions-delegate-pointer](references/features-inscriptions-delegate-pointer.md) |### Runes| Topic | Description | Reference ||-------|-------------|-----------|| Runes | Etching, minting, transferring, edicts, cenotaphs | [features-runes](references/features-runes.md) || Runestone encoding | OP_RETURN OP_13, LEB128, message format, edict deltas | [features-runes-specification](references/features-runes-specification.md) |### Wallet and API| Topic | Description | Reference ||-------|-------------|-----------|| Wallet | ord wallet subcommands, Bitcoin Core, batch inscribe | [features-wallet](references/features-wallet.md) || JSON API | Accept: application/json, main endpoints, index flags | [features-api](references/features-api.md) || Server security | XSS, spoofing, untrusted content, hiding content | [features-server-security](references/features-server-security.md) |## Best Practices| Topic | Description | Reference ||-------|-------------|-----------|| Reindexing | When and how to delete index.redb and reindex | [best-practices-reindexing](references/best-practices-reindexing.md) || Batch inscribing | Batch YAML, parent, pointer, collections | [best-practices-batch-inscribing](references/best-practices-batch-inscribing.md) |## External Links- [Ordinals docs](https://docs.ordinals.com)- [ord GitHub](https://github.com/ordinals/ord)- [Ordinal theory BIP](https://github.com/ordinals/ord/blob/master/bip.mediawiki)

Frequently asked questions

Ordinals