{"id":"newsletter-sponsorship-finder","name":"newsletter-sponsorship-finder","summary":"スポンサーシップの機会を得るために、ターゲットオーディエンスや業界に関連するニュースレターを見つけましょう。","body":"# Newsletter Sponsorship Finder\n\nFind and rank newsletters for sponsorship opportunities targeting a specific ICP. Uses web search, newsletter directories, and competitor intelligence to build a prioritized list of sponsorship targets.\n\n## Quick Start\n\n```\nFind newsletter sponsorship opportunities for [client]. Target audience: [description]. Industry keywords: [keywords].\n```\n\nOr with optional filters:\n\n```\nFind newsletter sponsorship opportunities for [client].\nTarget audience: CTOs and DevOps engineers at startups.\nIndustry keywords: cloud, AWS, DevOps, infrastructure, FinOps.\nBudget: $500-2000/placement.\nGeographic focus: US.\n```\n\n## Inputs\n\n- **Target audience description** (required) — e.g., \"CTOs and DevOps engineers at startups\"\n- **Industry keywords** (required) — e.g., \"cloud, AWS, DevOps, infrastructure, FinOps\"\n- **Budget range** (optional) — for filtering newsletters by sponsorship cost\n- **Geographic focus** (optional) — e.g., \"US\", \"Europe\", \"Global\"\n- **Output path** (optional) — where to save results, defaults to `clients/<client>/leads/newsletter-sponsorships-YYYY-MM-DD.md`\n\n## Cost\n\nFree — all discovery is WebSearch-based. No API keys required.\n\n## Dependencies\n\n```\npip3 install requests\n```\n\nOptional helper script for Substack directory search:\n\n```bash\npython3 skills/newsletter-sponsorship-finder/scripts/search_newsletters.py --keywords \"cloud,AWS,DevOps\" --output json\n```\n\n## Process\n\n### Phase 1: Define Target\n\nAccept from user:\n- Target audience description (e.g., \"CTOs and DevOps engineers at startups\")\n- Industry keywords (e.g., \"cloud, AWS, DevOps, infrastructure, FinOps\")\n- Budget range (optional, for filtering)\n- Geographic focus (optional)\n\n### Phase 2: Discovery (run searches in parallel)\n\n#### A) Direct newsletter search (WebSearch)\n\nRun these searches:\n- `\"[industry] newsletter\"`\n- `\"[industry] weekly newsletter developer\"`\n- `\"best newsletters for [target audience]\"`\n- `\"[industry] newsletter sponsorship\"`\n- `\"advertise in [industry] newsletter\"`\n\n#### B) Newsletter directory search\n\nSearch Swapstack/Paved/SparkLoop for relevant newsletters:\n- `\"site:swapstack.co [industry]\"`\n- `\"site:paved.com [industry]\"`\n- WebFetch on directory result pages to find listings in the target niche\n\n#### C) Industry-specific discovery\n\n- Search for `\"[industry] blog\"` and `\"[industry] content creator\"` to find people who likely also have newsletters\n- Search for `\"[industry] newsletter\" site:linkedin.com` posts\n- Search for Substack newsletters: `\"site:substack.com [industry keywords]\"`\n- Optionally run the helper script: `python3 skills/newsletter-sponsorship-finder/scripts/search_newsletters.py --keywords \"[keywords]\" --output json`\n\n#### D) Competitor sponsorship research\n\n- Search `\"[competitor name] sponsor newsletter\"` or `\"[competitor name] advertise\"`\n- Check competitor websites for \"As seen in\" or press pages\n- This reveals which newsletters competitors already sponsor (proven audience match)\n\n### Phase 3: Enrich Each Newsletter\n\nFor each discovered newsletter, use WebFetch to visit the newsletter page and try to find:\n\n1. **Name** — Newsletter name\n2. **Author/Organization** — Who runs it\n3. **URL** — Signup page or archive\n4. **Estimated audience** — subscriber count (often mentioned on sponsorship pages or About pages)\n5. **Topic focus** — What it covers\n6. **Frequency** — Daily, weekly, monthly\n7. **Sponsorship info** — Rates, format (dedicated send, banner, classified), contact\n8. **Audience quality** — Is the audience primarily decision-makers or junior folks?\n9. **Social proof** — Notable sponsors, testimonials\n\n### Phase 4: Score & Rank\n\nScore each newsletter (0-10):\n- Audience overlap with target ICP (+3 max)\n- Audience size (+2 for 10K+, +1 for 5K+)\n- Sponsorship availability confirmed (+2)\n- Reasonable pricing for budget (+1)\n- High engagement signals — open rates mentioned, active community (+1)\n- Competitors sponsor it — proven audience match (+1)\n\n### Phase 5: Output\n\nSave results to the specified output path as markdown:\n\n```markdown\n# Newsletter Sponsorship Opportunities\n**Target audience:** [description]\n**Industry:** [keywords]\n**Date:** YYYY-MM-DD\n\n## Tier 1: Must-Sponsor (Score 8+)\n| Newsletter | Author | Est. Audience | Frequency | Sponsorship Rate | Contact | Score |\n|-----------|--------|--------------|-----------|-----------------|---------|-------|\n\n## Tier 2: Strong Fit (Score 5-7)\n| Newsletter | Author | Est. Audience | Frequency | Sponsorship Rate | Contact | Score |\n|-----------|--------|--------------|-----------|-----------------|---------|-------|\n\n## Tier 3: Worth Exploring (Score 3-4)\n| Newsletter | Author | Est. Audience | Frequency | Sponsorship Rate | Contact | Score |\n|-----------|--------|--------------|-----------|-----------------|---------|-------|\n\n## Competitor Sponsorship Intel\n| Competitor | Newsletters They Sponsor | Notes |\n|-----------|------------------------|-------|\n\n## Next Steps\n1. Reach out to Tier 1 newsletters for rate cards\n2. Request media kits from Tier 2 newsletters\n3. Set calendar reminder to refresh this list quarterly\n4. Monitor competitor sponsorships monthly\n```\n\n## Tips\n\n- Run once per client to establish a sponsorship pipeline\n- Refresh quarterly as new newsletters launch frequently\n- Check competitor sponsorships monthly — if a competitor starts sponsoring a newsletter, it validates the audience\n- Combine with `agentmail` to automate initial outreach to newsletter operators\n- Use `company-contact-finder` when a newsletter's sponsorship contact is not publicly listed\n- Newsletters with 5K-50K subscribers often offer the best ROI for B2B sponsorships — large enough audience, small enough for personal touch","author":"@gooseworks-ai","ownerProfile":null,"authorContacts":null,"sourceUrl":"https://github.com/gooseworks-ai/goose-skills/tree/main/skills/ads/capabilities/newsletter-sponsorship-finder","license":"MIT","category":"research","lang":"en","tokens":1287,"stars":0,"calls30d":1,"claimed":false,"visibility":"public","origin":"crawler","version":"0.1.0","createdAt":"2026-08-22","updatedAt":"2026-08-22","files":[{"path":"scripts/search_newsletters.py","size":5261,"sha256":"ca8d11efbec47b66ca874ba7959b81504a2ebbfa057fef4fa4d781d9a0498cdf"},{"path":"skill.meta.json","size":283,"sha256":"8bde4a6b1dbc79ddb06afdc6d9efbfa3cce9637fdc0b3363da5d355cdb0502f3"}],"requires":{"mcp":[],"tools":[]},"safety":{"flags":[{"code":"net.endpoints","kind":"exfiltration","excerpt":"substack.com","message":"bundled scripts reach 1 external host(s)","severity":"warn"}],"scannedAt":"2026-08-22","hasScripts":true,"networkEndpoints":["substack.com"]}}