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Bing Chat icon

Bing Chat

Transparency 7/10|Trust 39/100
D

Microsoft's AI-powered search and chat assistant, rebranded from Bing Chat to Copilot, built on OpenAI GPT-4.

Chat AssistantRedmond, USMicrosoft Corporation

Trains on Data

FREENO
PAIDNO
OPT - OUTNO

Incidents

No incidents recorded

SOC2HIPAAGDPRCCPAISO 27001
Oximy ID|Scanned Sep 22, 2026

Trust Breakdown

D

39 / 100

Overall Trust Score

Data SafetyComplianceIncidentsLegal
Data Safety48
Compliance12
Incidents50
Legal47

Data & Privacy

Trains on your data

Free tierNO
Paid tierNO
Opt-outNO

Storage regions

Not disclosed

Sub-processors

Not disclosed

Data retention

Not disclosed

Privacy PolicyTerms of ServiceTrust Center

Powered By

OpenAI GPT-4OpenAI GPT-4 TurboOpenAI GPT-4oMicrosoft Prometheus modelOpenAI DALL-E 3Microsoft Make Every feature Binary (MEB) modelTransformer-based language models (for semantic search)Multi-Task Deep Neural Networks (MT-DNN)
Proprietary ModelNot a Wrapper

Microsoft Bing runs on a 'new, next-generation OpenAI large language model' that is more powerful than ChatGPT and customized specifically for search, taking learnings from ChatGPT and GPT-3.5. This includes OpenAI's GPT-4, GPT-4 Turbo, and GPT-4o foundational large language models. Microsoft developed a proprietary technology called the 'Prometheus model' which combines the fresh and comprehensiv...

Integrations & Access

Integrations

APIPython SDKNode.js SDK.NET SDKC# SDKJava SDKAzure AIShopifyMindflow

IDE Plugins

JetBrainsVisual Studio

Available On

Web
iOS
Android
macOS
Windows
Linux
Extension
CLI

Pricing

Free for all users

Custom

Microsoft Bing, the search engine (bing.com), is completely free for both private individuals and businesses. Related AI-powered enterprise services t...

View pricing page

Moat & Openness

5/ 10Moat
Proprietary model
Proprietary data
Network effects
Switching costlow
Unique UX
Distributionmoderate

Microsoft Bing exhibits some defensibility due to its proprietary Prometheus model, which deeply integrates and customizes OpenAI's advanced LLMs with its search index, offering a unique AI-powered conversational search and image generation experience. Its significant distribution via the Microsoft ecosystem also provides an advantage. However, the reliance on third-party foundational models and low user switching costs limit its overall moat.

8/ 10Openness
Open model weights
Published research
Open source contributions
Transparency reports
Public safety evals

Microsoft demonstrates a strong commitment to transparency and openness, particularly in its AI development and deployment. The company publishes annual Responsible AI Transparency Reports, detailing its governance framework, principles (fairness, reliability, safety, privacy, inclusiveness, transparency, and accountability), and practices for building and deploying AI systems responsibly. Microsoft is a significant contributor to open-source projects and advocates for open-weight AI models, releasing some of its own model weights. Furthermore, Microsoft issues regular transparency reports on content moderation, government requests, and copyright removals across its consumer services, including specific Bing EU Digital Services Act Transparency Reports. The company also actively engages in public safety evaluations for its AI models, collaborating with external bodies and implementing internal red-teaming and safety assessment frameworks.

Timeline

2021-08

The Microsoft Bing team developed and operationalized "Make Every feature Binary" (MEB), a large-scale sparse model to improve search relevance.

2022-10

Microsoft announced the upcoming integration of an AI image generator (Bing Image Creator) powered by DALL-E 2 into Bing.

2023-02

Microsoft launched a major overhaul to Bing, introducing "Bing Chat," an AI chatbot experience based on GPT-4, integrated directly into the search engine, initially in a limited preview.

2023-02

Bing Chat became accessible on Bing, Edge, and Skype mobile applications.

2023-03

Bing Image Creator, powered by an advanced version of DALL-E, was integrated into Bing chat, rolling out initially in Creative mode.

2023-05

Microsoft switched the Bing chatbot from Limited Preview to Open Preview, eliminating the waitlist.

2023-07

Microsoft announced Bing Chat Enterprise, a secure version of its AI-powered chatbot for the workplace.

2023-08

Microsoft expanded the availability of AI-powered Bing to third-party browsers like Safari and Chrome.

2023-10

The Bing Image Creator was updated to use the more recent DALL-E 3.

2023-11

Bing Chat was rebranded and merged into Microsoft Copilot.

Company

Microsoft

Founded 1975

Redmond, Washington, U.S.

microsoft.com
Popularity

3414.9M monthly visits

high tier
low risk

Notable Customers

Yahoo!DuckDuckGoEcosia

Microsoft Bing is the second-largest search engine worldwide.

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