vs
Buffer

The Buffer Alternative
for Developers

Buffer deprecated its public API in 2019. Onepostly is API first with instant access and usage based pricing that scales.

Start for free

No credit card required

import { Configuration, PostsApi } from "@onepostly/sdk"; const posts = new PostsApi( new Configuration({ apiKey: process.env.ONEPOSTLY_API_KEY }), ); await posts.createPost({ createPostBody: { text: "Ship once. Post everywhere.", mediaUrls: ["https://cdn.example.com/launch.png"], destinations: [{ accountId: "conn_x_123" }, { accountId: "conn_ig_456" }], }, });

Trusted by developers and teams shipping across every platform

Why Onepostly over Buffer

Same platform reach. Up to 35% less cost. Zero plan lock in.

Onepostly

Usage based · 1 account free forever

  • Production grade API available right now

    Full REST API with instant keys for every account

  • Free up to 1 account with unlimited posts

    First account free forever with no credit card

  • Usage based pricing from $5 per account

    Costs drop as you scale without flat rate traps

  • 30 second setup with instant API key

    Start publishing immediately with zero waitlist

  • Video and Reels publishing included

    Short form video and carousels included everywhere

  • Native MCP server for AI agents

    Full tool coverage for Claude Cursor and AI agents

Buffer

Social media management tool

Buffer
  • No public API since 2019 deprecation

    Deprecated public API and restricted to private access

  • Per channel pricing adds up fast

    Linear per channel costs with no volume discounts

  • No programmable multi tenant architecture

    Built for manual creators rather than developers

  • No public rate limits or developer SLA

    No publicly documented rate limits or uptime SLA

Feature and Pricing

Direct breakdown between Onepostly and Buffer

FeatureOnepostlyBuffer
Public APIYes available for every accountNo public API deprecated in 2019
API access time30 seconds with instant API keyNot available
Free tier1 account with unlimited posts and full API3 channels with manual UI only and no API
50 accounts cost$165 per month usage based$250 or more per month
Video and Reels publishingFull programmatic video supportManual web UI only
AI Agent MCP ServerNative MCP server includedNot available
Official SDKsTypeScript Python and RESTNone

Which Platform Is Right for You

Choose Onepostly if you

  • Need programmatic API automation today
  • Cannot wait for Buffer uncertain API rebuild
  • Want lower costs as you scale past 20 accounts
  • Need AI agent integration via MCP
  • Prefer instant API access with full type safety

Choose Buffer if you

  • Only need manual UI based scheduling for personal accounts
  • Do not need any API access or automation
  • Prefer an established brand for manual social marketing

Frequently asked questions

Common questions when comparing Onepostly with Buffer.

No. Buffer deprecated its public API in 2019. While they announced work on a new GraphQL API it remains in restricted early access with no public signup path or public rate limits. Onepostly offers an immediate production ready API.

Buffer charges a flat $5 per channel with extra plan fees. Onepostly offers your first account free forever then steps down from $5 to $3 and $1 per account. For 50 accounts Onepostly costs $165 per month compared to $250 or more on Buffer.

Yes. Onepostly free tier includes full API access so you can test immediately. Setup takes about 30 seconds with no approval queue.

Yes. Video Reels Shorts and TikTok publishing are fully supported across all accounts including the free tier.

Yes. Unlimited team members are included on all accounts with no per seat fees.