IBM vs StepFun

IBM — Application · Public · $216.6B mkt cap · 4 of 4 figures sourced  |  StepFun — Foundation Models · Private · $10B valuation · 2 of 2 figures sourced

Relationship

Assembled from the recorded fields for this pair, not hand-checked. The comparison below is read from each company’s own profile.

Aligned comparison

FieldIBMStepFun
Size$216.6B mkt cap$10B valuation different basis
Employees264,300—
Founded19112023 112 yrs later
StatusPublicPrivate
CategoryApplicationFoundation Models
Stack layerAPI service, Agent platform, Application, Data service, Developer tool, PlatformAI agent, API service, Application, Developer tool, Model API
HeadquartersArmonk, USAShanghai, China

Capability overlap

Shared · 10

Agent orchestrationAgentic codingCode generationModel inferenceKnowledge retrievalSpeech to textText generationText to speechVoice agentWorkflow automation

Not verified for StepFun · 11

Code reviewCode searchCustomer supportData analysisData securityDocument extractionEvaluation and observabilityGuardrails and safetyModel trainingThreat detection and responseVector search

Recorded for IBM. StepFun’s product records say nothing either way — a missing record is not a missing capability.

Not verified for IBM · 2

Image generationSearch answers

Recorded for StepFun. IBM’s product records say nothing either way — a missing record is not a missing capability.

Products, side by side

Algorithmic pairing — assembled from recorded fields, not hand-checked

IBM

Application

IBM Guardium AI SecurityApplication

Protects enterprise data across AI agents, applications and endpoints against agentic-AI, regulatory and post-quantum risks.

IBM InstanaApplication

Full-stack application and infrastructure observability powered by agentic AI, including automatic discovery/mapping of GenAI workflows and AI-driven Smart Alerts to reduce alert fatigue.

IBM Robotic Process AutomationApplication

AI-driven robotic process automation for building intelligent bots that automate business processes, with AI-embedded resilience built into the RPA runtime.

IBM SPSS ModelerApplication

Visual data-science and machine-learning platform for building predictive models, with advanced algorithms, model deployment and open-source framework integration.

IBM Watson DiscoveryApplication

Document intelligence platform using OCR, NLP enrichments (entity/sentiment/emotion/category extraction) and LLM integration to automate information discovery from enterprise documents.

API service

IBM Watson Natural Language UnderstandingAPI service

Deep-learning text analytics service extracting entities, sentiment, emotion, concepts, semantic roles and custom classifications from unstructured text.

IBM Watson Speech to TextAPI service

A speech recognition API that converts audio into real-time or batch text for transcription, captioning and voice-analytics use cases.

IBM Watson Text to SpeechAPI service

A text-to-speech API that converts text into multilingual synthesized speech using neural voices.

Developer tool

IBM BobDeveloper tool

An AI coding agent that automates planning, code generation, review and verification across the software development lifecycle, including IBM Z mainframe modernization workflows.

IBM watsonx Code Assistant for ZDeveloper tool

A generative AI assistant for IBM Z mainframe application discovery, code generation, refactoring and modernization.

StepFun

Application

阶跃AI (StepFun AI)Application

StepFun's consumer AI assistant, available on the web and as Windows and macOS desktop clients, offering web search, knowledge-base Q&A, image creation, tool use and speech recognition.

API service

Step PlanAPI service

A subscription service from the StepFun Open Platform that supplies a monthly Credit pool for calling StepFun's flagship models from third-party coding tools and agent clients such as Claude Code, Cursor, OpenClaw, Cline and Zed.

Developer tool

阶跃星辰 AI Studio (StepFun AI Studio)Developer tool

A browser-based workspace for building, testing and deploying AI applications on StepFun's models, with a playground, a showcase library of example apps and a personal asset library.

No counterpart

IBM sells these in a stack layer with no product recorded for StepFun yet — nothing on the other side to compare them against.

Agent platform

IBM Watson AssistantAgent platform

A conversational AI platform for building customer-support chatbots and virtual assistants deployed across voice and digital channels.

IBM watsonx OrchestrateAgent platform

Platform for building and running AI agents that call enterprise applications on a user's behalf.

Platform

IBM ConcertPlatform

An agentic AI IT-operations platform that unifies observability, optimization and automated remediation across applications, infrastructure and networks.

IBM watsonx.aiPlatform

Studio for building, tuning and deploying model-based applications on IBM and third-party foundation models.

IBM watsonx.governancePlatform

A governance platform providing real-time visibility, policy enforcement and accountability tracking for AI models and agents across the AI lifecycle.

Data service

IBM watsonx.dataData service

An open hybrid data lakehouse including a built-in Milvus vector database that unifies data access and automates governance for AI and analytics workloads.

StepFun sells these in a stack layer with no product recorded for IBM yet — nothing on the other side to compare them against.

AI agent

StepClawAI agent

A one-click cloud-deployed AI agent offered inside the 阶跃AI assistant that interprets instructions and carries out tasks autonomously.

Model API

StepFun Open PlatformModel API

API access to StepFun's text, vision, speech and image models, with credit packages and enterprise plans.