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ChatGPT

OpenAI · #6 most active of 26 in Writing

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The most widely used consumer AI assistant, spanning writing, analysis, images and voice.

Current version

GPT-5.2

Entry cost

Free tier, Plus $20/mo

Changes / 30d

1

Capabilities

  • Voice mode
  • Deep research
  • Canvas
  • Agent mode
  • Projects
  • Connectors

Pricing

  • Free

    Free

  • Go

    $8

  • Plus

    $20

  • Pro

    $200

  • Business

    $25

Entry price over time

Not enough pricing history yet — we start charting from the second observation.

Geek mode

Models under the hood

  • GPT-5.2

    OpenAI

    disclosed

  • GPT-5.2 Thinking

    OpenAI

    disclosed

  • GPT Image

    OpenAI

    disclosed

Context window

196K tokens on Plus

Public API

yes

Multi-model routing

yes

Stack signals

  • Model router
  • MCP connectors

Shared model stack

Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.

green disclosed · amber inferred · grey unknown

Reported scale

Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.

  • Weekly active users

    800M

    weekly users

    Vendor stated

    Weekly actives, not paying seats.

    as of Oct 2025·OpenAI DevDay keynote ·disclosed

  • Business seats

    1M+

    paid seats

    Vendor stated

    as of Aug 2025·OpenAI business blog ·disclosed

Also in Writing

All Writing
Kimi

Moonshot AIChina

5

Long-context assistant and agentic K-series models.

Version
K3
Cost
Free consumer tier; per-token API (kimi-k3, k2.7-code, k2.6). K2.5 and moonshot-v1 sunset Aug 31, 2026.
Model
Kimi K3
Claude

Anthropic

2

Assistant for long-form and analysis

Version
Fable 5
Cost
from $20/mo
Model
Claude Fable 5
DeepSeek

DeepSeekChina

2

Open-weight reasoning models at a fraction of frontier pricing.

Version
V3.2
Cost
Free chat, API from $0.28/M input
Model
DeepSeek-V3.2
Qwen Chat

AlibabaChina

2

Alibaba's assistant on the widely forked Qwen model family.

Version
Qwen3-Max
Cost
Free tier, Model Studio pay-as-you-go
Model
Qwen3-Max
Z.ai GLM

Zhipu AIChina

2

GLM assistant with strong open-weight releases.

Version
GLM-4.7
Cost
Free tier, coding plan from $3/mo
Model
GLM-4.7
Doubao

ByteDanceChina

1

China's largest consumer AI assistant by monthly users.

Version
Doubao 1.8
Cost
Free consumer app, Volcano Engine per-token
Model
Doubao 1.8 Pro

Elsewhere on the same models

Products in other segments that name one of ChatGPT's models in their stack.

Breeze

HubSpot

AI across the CRM

Version
2026 release
Cost
Included in paid HubSpot plans
Model
GPT-5.2
ChatGPT Agent

OpenAI

Browser-using assistant

Version
ChatGPT Agent
Cost
from $20/mo
Model
GPT-5.2
ChatGPT Deep Research

OpenAI

Multi-step research reports

Version
o-series era
Cost
from $20/mo
Model
GPT-5.2 Thinking
Clay

Clay

1

GTM data enrichment and outreach

Version
2026 platform
Cost
Free tier, Starter $149/mo
Model
GPT-5.2
CoCounsel

Thomson Reuters

Legal assistant on Westlaw

Version
2026 platform
Cost
Enterprise contract pricing
Model
GPT-5.2
Codex

OpenAI

3

Cloud and terminal software agent

Version
0.58
Cost
from $20/mo
Model
GPT-5.2

Change history

  • pricing

    New ChatGPT Go tier introduced at $8 per month

    Free, Plus $20, Pro $200Free, Go $8, Plus $20, Pro $200

    source
  • model

    GPT-5.2 became the default model

    GPT-5GPT-5.2

    source