Heat the olive oil in a large pot over medium heat. Add the onion, garlic, and bell pepper. Cook until the vegetables soften.
Stir in the cumin, chili powder, smoked paprika, salt, and pepper. Cook for one minute until fragrant.
Add the chickpeas, diced tomatoes, and vegetable broth. Bring the mixture to a simmer.
Cook for 15 minutes to let the flavors blend. Stir in the lime juice.
Ladle the soup into bowls and top with tortilla strips, cilantro, and avocado.