Postel vs Sudowrite — Pricing, Plans, and Verified Costs (2026)
Postel starts at $29/mo. Sudowrite starts at $10/mo. Sudowrite is $19/mo cheaper on the entry tier than Postel.
AI writing and scheduling tool for X (Twitter) and LinkedIn, built for people who post under their own name rather than a brand account. Distinctive for analysing viral posts to generate drafts in the user's own voice, a speech-to-post flow, and turning YouTube videos, podcasts and articles into posts. Also ships MCP servers for X and LinkedIn, so posts can be drafted from Claude or other AI assistants. Priced $19-$29/mo billed yearly, plus a done-for-you managed service. German-run, ~1,500 customers. Closest tracked alternative is Typefully; also competes with Buffer and Hootsuite.
AI writing assistant built specifically for fiction authors. Pricing: Hobby $10/mo (30K credits), Professional $22/mo (90K credits), Max $44/mo (300K credits + latest models). Popular with novelists, screenwriters, and story-heavy content creators who want an AI writing partner instead of a marketing generator.
All plans compared
| Tier role | Plan | Postel monthly | Postel annual | Sudowrite monthly | Sudowrite annual |
|---|---|---|---|---|---|
| Entry paid | Starter / Hobby | $29 | $19 | $10 | $10 |
| Mid tier | — / Professional | — | — | $22 | $22 |
| Pro / power | Professional / Max | $49 | $29 | $44 | $44 |
Tier names differ across vendors. Rows are aligned by tier role, not name. Full tier structures on each tool's page.
What each is best for
Postel is worth it if… AI writing and scheduling tool for X (Twitter) and LinkedIn, built for people who post under their own name rather than a brand account. Distinctive for analysing viral posts to generate drafts in the user's own voice, a speech-to-post flow, and turning YouTube videos, podcasts and articles into posts.
Sudowrite is worth it if… fiction authors who want an AI writing partner that understands narrative structure, character voice, and creative rewriting — not marketing copy. Hobby at $10/mo suits casual writers; Professional at $22/mo is where serious novelists live; Max at $44/mo unlocks the latest models.
Bottom line: Choose based on how you want to pay — Postel is flat rate, Sudowrite is tiered.
Choose Postel over Sudowrite if…
Choose Postel if…
- You want fixed-price predictability (flat rate, from $29/mo).
- You match the profile Postel is built for: AI writing and scheduling tool for X (Twitter) and LinkedIn, built for people who post under their own name rather than a brand account.
- You need a general-purpose marketing & email option rather than a vertical-specific one.
Choose Sudowrite if…
- You want fixed-price predictability (tiered, from $10/mo).
- You match the profile Sudowrite is built for: fiction authors who want an AI writing partner that understands narrative structure, character voice, and creative rewriting — not marketing copy.
- You need a general-purpose marketing & email option rather than a vertical-specific one.
At a glance
| Postel | Sudowrite | |
|---|---|---|
| Free plan | No | No |
| Entry price | $29/mo | $10/mo |
| Enterprise available | No | No |
| Pricing model | Flat Rate | Tiered |
| Verification | Pricing under review | Pricing under review |
| Full pricing | View full pricing | View full pricing |
Pricing last verified October 4, 2026. Tracked daily.