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Best online brokerage

3 models · updated 2026-07-07

The verdict

Fidelity leads — All 3 models rank Fidelity the top pick.

Combined ranking

  1. 1
    Fidelity—15 pts
    GPT #1Claude #1Gemini #1

    Best overall mix of $0 stock/ETF trades, strong research, fractional shares, retirement tools, customer support, cash management, and low-cost funds

    To stay #1 Make its active-trading platform feel as fast and modern as Interactive Brokers or thinkorswim

  2. 2
    Charles Schwab—12 pts
    GPT #2Claude #2Gemini #2

    Huge product breadth, excellent education, strong service, branch support, thinkorswim, good research, and a polished all-in-one investing experience

    To rank higher Raise default cash yields so idle cash is not a drag versus Fidelity and Interactive Brokers

  3. 3
    Interactive Brokers—9 pts
    GPT #3Claude #3Gemini #3

    Best for serious investors and active traders thanks to low margin rates, global market access, strong execution, advanced tools, and broad asset coverage

    To rank higher Make the interface and onboarding simpler for normal long-term investors

  4. 4
    E*TRADE—5 pts
    GPT #4Claude #5Gemini #4

    Strong web and mobile platforms, Power ETRADE, good screeners, options tools, research, and a balanced experience for self-directed investors

    To rank higher Become more price-competitive on margin, cash yield, and options costs

  5. 5
    Robinhood—3 pts
    GPT —Claude #4Gemini #5

    Best-in-class mobile UX, fractional shares, 24/5 trading, fast-growing ecosystem (IRA with match, Gold cash yield, crypto), and low-friction onboarding that made it the default for younger investors.

    To rank higher Add real research, screeners, and breadth (mutual funds, bonds, broad international access) plus stronger customer support to graduate from beginner app to serious primary broker.

  6. 6
    Merrill Edge—1 pts
    GPT #5Claude —Gemini —

    Excellent Bank of America integration, Preferred Rewards benefits, solid research, $0 stock/ETF trades, and strong fit for existing BofA customers

    To rank higher Modernize its trading tools and app experience to compete with Schwab and ETRADE

By model

ChatGPT

  1. 1.Fidelity
  2. 2.Charles Schwab
  3. 3.Interactive Brokers
  4. 4.E*TRADE
  5. 5.Merrill Edge

Claude

  1. 1.Fidelity
  2. 2.Charles Schwab
  3. 3.Interactive Brokers
  4. 4.Robinhood
  5. 5.E*TRADE

Gemini

  1. 1.Fidelity
  2. 2.Charles Schwab
  3. 3.Interactive Brokers
  4. 4.E*TRADE
  5. 5.Robinhood

Tracked by ModelsAgree · rank 1 = 5 pts … rank 5 = 1 pt · re-polled continuously