Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx agentmods add skills/tryghost/ghost/tinybirdnpx skills add TryGhost/Ghost --skill tinybirdgit clone --depth 1 https://github.com/TryGhost/GhostWhat it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00030 | $0.00393 |
| Opus 5 | $0.00015 | $0.00197 |
| Sonnet 5 | $0.00006 | $0.00079 |
| Haiku 4.5 | $0.00003 | $0.00039 |
Grade A, and why
tinybird scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured today.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
What it actually says
Tinybird Best Practices
Guidance for Tinybird file formats, SQL rules, optimization patterns, and data modeling. Use this skill when creating or editing Tinybird datafiles.
When to Apply
- Creating or updating Tinybird resources (.datasource, .pipe, .connection)
- Writing or optimizing SQL queries
- Designing endpoint schemas and data models
- Organizing project structure and data layers
- Working with materialized views or copy pipes
- Implementing deduplication patterns
- Reviewing or refactoring Tinybird project files
Rule Files
rules/project-files.mdrules/build-deploy.mdrules/datasource-files.mdrules/pipe-files.mdrules/endpoint-files.mdrules/materialized-files.mdrules/materialized-join-prefilter.mdrules/sink-files.mdrules/copy-files.mdrules/connection-files.mdrules/sql.mdrules/endpoint-optimization.mdrules/tests.mdrules/deduplication-patterns.md
Quick Reference
- Project local files are the source of truth.
- Build target comes from
tinybird.config.jsondev_mode(localorbranch). tb deploytargets Tinybird Cloud production.- Commands like
tb sqlandtb logsdefault to local unless--cloudor--branch=<branch-name>is set. - SQL is SELECT-only with Tinybird templating rules and strict parameter handling.
- Use MergeTree by default; AggregatingMergeTree for materialized targets.
- Filter early, select only needed columns, push complex work later in the pipeline.
What ships with it
14 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.
- rules/build-deploy.md 1.4 KB
- rules/connection-files.md 962 B
- rules/copy-files.md 772 B
- rules/datasource-files.md 3.6 KB
- rules/deduplication-patterns.md 3.9 KB
- rules/endpoint-files.md 1.1 KB
- rules/endpoint-optimization.md 6.3 KB
- rules/materialized-files.md 3.3 KB
- rules/materialized-join-prefilter.md 5.1 KB
- rules/pipe-files.md 441 B
- rules/project-files.md 3.6 KB
- rules/sink-files.md 918 B
- rules/sql.md 1.9 KB
- rules/tests.md 1.6 KB
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- today First seen · 46 lines · 30 tokens per session scan A dfeb0ac53e84
tinybird is a skill published in the GitHub repository TryGhost/Ghost (55,095 stars, last pushed today), licensed MIT. It adds 30 tokens to every session and 393 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-01.
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